100211212021112 has 16 divisors (see below), whose sum is σ = 191441230512840. Its totient is φ = 49160217217696.

The previous prime is 100211212021099. The next prime is 100211212021147. The reversal of 100211212021112 is 211120212112001.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 118173598658 + ... + 118173599505.

Almost surely, 2^{100211212021112} is an apocalyptic number.

It is an amenable number.

100211212021112 is a deficient number, since it is larger than the sum of its proper divisors (91230018491728).

100211212021112 is a wasteful number, since it uses less digits than its factorization.

100211212021112 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 236347198222 (or 236347198218 counting only the distinct ones).

The product of its (nonzero) digits is 32, while the sum is 17.

Adding to 100211212021112 its reverse (211120212112001), we get a palindrome (311331424133113).

The spelling of 100211212021112 in words is "one hundred trillion, two hundred eleven billion, two hundred twelve million, twenty-one thousand, one hundred twelve".