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122202010020020 = 2257872871500143
BaseRepresentation
bin11011110010010001011111…
…011001011110100010110100
3121000200101202012010011111212
4123302101133121132202310
5112004124204031120040
61111522454533420552
734511542504423010
oct3362213731364264
9530611665104455
10122202010020020
1135a34643946a67
1211857699a9a758
1353257a5555268
142226874947540
15e1db4c298d65
hex6f245f65e8b4

122202010020020 has 24 divisors (see below), whose sum is σ = 293284824048384. Its totient is φ = 41897832006816.

The previous prime is 122202010020011. The next prime is 122202010020059. The reversal of 122202010020020 is 20020010202221.

It is a Harshad number since it is a multiple of its sum of digits (14).

It is a junction number, because it is equal to n+sod(n) for n = 122202010019977 and 122202010020004.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 436435749932 + ... + 436435750211.

It is an arithmetic number, because the mean of its divisors is an integer number (12220201002016).

Almost surely, 2122202010020020 is an apocalyptic number.

122202010020020 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

122202010020020 is an abundant number, since it is smaller than the sum of its proper divisors (171082814028364).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

122202010020020 is a wasteful number, since it uses less digits than its factorization.

122202010020020 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 872871500159 (or 872871500157 counting only the distinct ones).

The product of its (nonzero) digits is 64, while the sum is 14.

Adding to 122202010020020 its reverse (20020010202221), we get a palindrome (142222020222241).

The spelling of 122202010020020 in words is "one hundred twenty-two trillion, two hundred two billion, ten million, twenty thousand, twenty".

Divisors: 1 2 4 5 7 10 14 20 28 35 70 140 872871500143 1745743000286 3491486000572 4364357500715 6110100501001 8728715001430 12220201002002 17457430002860 24440402004004 30550502505005 61101005010010 122202010020020