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202001010010220 = 22523439132630457
BaseRepresentation
bin101101111011100000000110…
…011100100010100001101100
3222111020002220200222202002102
4231323200012130202201230
5202434041032030311340
61553341552150314232
760356043223625021
oct5573400634424154
9874202820882072
10202001010010220
1159400168aa4823
121a7a5195658978
1388937c8b56825
1437c4c886a9548
15185479aa79215
hexb7b80672286c

202001010010220 has 24 divisors (see below), whose sum is σ = 442645691501664. Its totient is φ = 77287342960256.

The previous prime is 202001010010211. The next prime is 202001010010237. The reversal of 202001010010220 is 22010010100202.

It is a happy 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, 219566314769 + ... + 219566315688.

It is an arithmetic number, because the mean of its divisors is an integer number (18443570479236).

Almost surely, 2202001010010220 is an apocalyptic number.

202001010010220 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

202001010010220 is an abundant number, since it is smaller than the sum of its proper divisors (240644681491444).

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

202001010010220 is a wasteful number, since it uses less digits than its factorization.

202001010010220 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 439132630489 (or 439132630487 counting only the distinct ones).

The product of its (nonzero) digits is 16, while the sum is 11.

Adding to 202001010010220 its reverse (22010010100202), we get a palindrome (224011020110422).

The spelling of 202001010010220 in words is "two hundred two trillion, one billion, ten million, ten thousand, two hundred twenty".

Divisors: 1 2 4 5 10 20 23 46 92 115 230 460 439132630457 878265260914 1756530521828 2195663152285 4391326304570 8782652609140 10100050500511 20200101001022 40400202002044 50500252502555 101000505005110 202001010010220