102000012211220 has 24 divisors (see below), whose sum is σ = 214236165596544. Its totient is φ = 40793121083936.

The previous prime is 102000012211199. The next prime is 102000012211259. The reversal of 102000012211220 is 22112210000201.

It is a super-2 number, since 2×102000012211220² (a number of 29 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 102000012211195 and 102000012211204.

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, 430116032 + ... + 430353111.

It is an arithmetic number, because the mean of its divisors is an integer number (8926506899856).

Almost surely, 2^{102000012211220} is an apocalyptic number.

102000012211220 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

102000012211220 is an abundant number, since it is smaller than the sum of its proper divisors (112236153385324).

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

102000012211220 is a wasteful number, since it uses less digits than its factorization.

102000012211220 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 860475079 (or 860475077 counting only the distinct ones).

The product of its (nonzero) digits is 32, while the sum is 14.

Adding to 102000012211220 its reverse (22112210000201), we get a palindrome (124112222211421).

The spelling of 102000012211220 in words is "one hundred two trillion, twelve million, two hundred eleven thousand, two hundred twenty".