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122022101031 = 363296426613
BaseRepresentation
bin111000110100100010…
…1011000000000100111
3102122221221002222122020
41301221011120000213
53444400124213111
6132020045034223
711546551513455
oct1615105300047
9378857088566
10122022101031
11478273275a6
121b794b55973
13b6780cc25c
145c97b159d5
153292781906
hex1c69158027

122022101031 has 8 divisors (see below), whose sum is σ = 162721866480. Its totient is φ = 81335201472.

The previous prime is 122022100961. The next prime is 122022101041. The reversal of 122022101031 is 130101220221.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 122022101031 - 210 = 122022100007 is a prime.

It is a super-2 number, since 2×1220221010312 (a number of 23 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 122022101031.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (122022101041) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 3194320 + ... + 3232293.

It is an arithmetic number, because the mean of its divisors is an integer number (20340233310).

Almost surely, 2122022101031 is an apocalyptic number.

122022101031 is a deficient number, since it is larger than the sum of its proper divisors (40699765449).

122022101031 is an equidigital number, since it uses as much as digits as its factorization.

122022101031 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6432945.

The product of its (nonzero) digits is 48, while the sum is 15.

Adding to 122022101031 its reverse (130101220221), we get a palindrome (252123321252).

The spelling of 122022101031 in words is "one hundred twenty-two billion, twenty-two million, one hundred one thousand, thirty-one".

Divisors: 1 3 6329 18987 6426613 19279839 40674033677 122022101031