100102012111212 has 24 divisors (see below), whose sum is σ = 233599065702912. Its totient is φ = 33363379640400.

The previous prime is 100102012111181. The next prime is 100102012111229. The reversal of 100102012111212 is 212111210201001.

It is a happy number.

100102012111212 is digitally balanced in base 4, because in such base it contains all the possibile digits an equal number of times.

It is a super-2 number, since 2×100102012111212² (a number of 29 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 100102012111191 and 100102012111200.

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, 494610864 + ... + 494813207.

It is an arithmetic number, because the mean of its divisors is an integer number (9733294404288).

Almost surely, 2^{100102012111212} is an apocalyptic number.

100102012111212 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

100102012111212 is an abundant number, since it is smaller than the sum of its proper divisors (133497053591700).

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

100102012111212 is a wasteful number, since it uses less digits than its factorization.

100102012111212 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 989432509 (or 989432507 counting only the distinct ones).

The product of its (nonzero) digits is 16, while the sum is 15.

Adding to 100102012111212 its reverse (212111210201001), we get a palindrome (312213222312213).

The spelling of 100102012111212 in words is "one hundred trillion, one hundred two billion, twelve million, one hundred eleven thousand, two hundred twelve".