100111012222012 has 36 divisors (see below), whose sum is σ = 194475532838328. Its totient is φ = 45054460924000.

The previous prime is 100111012221991. The next prime is 100111012222043. The reversal of 100111012222012 is 210222210111001.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 1023916138 + ... + 1024013905.

It is an arithmetic number, because the mean of its divisors is an integer number (5402098134398).

Almost surely, 2^{100111012222012} is an apocalyptic number.

It is an amenable number.

100111012222012 is a deficient number, since it is larger than the sum of its proper divisors (94364520616316).

100111012222012 is a wasteful number, since it uses less digits than its factorization.

100111012222012 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2047930170 (or 2047930157 counting only the distinct ones).

The product of its (nonzero) digits is 32, while the sum is 16.

Adding to 100111012222012 its reverse (210222210111001), we get a palindrome (310333222333013).

The spelling of 100111012222012 in words is "one hundred trillion, one hundred eleven billion, twelve million, two hundred twenty-two thousand, twelve".