100201220211212 has 12 divisors (see below), whose sum is σ = 175412043875040. Its totient is φ = 50083493389776.

The previous prime is 100201220211203. The next prime is 100201220211221. The reversal of 100201220211212 is 212112022102001.

It is an interprime number because it is at equal distance from previous prime (100201220211203) and next prime (100201220211221).

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, 4279165787 + ... + 4279189202.

It is an arithmetic number, because the mean of its divisors is an integer number (14617670322920).

Almost surely, 2^{100201220211212} is an apocalyptic number.

It is an amenable number.

100201220211212 is a deficient number, since it is larger than the sum of its proper divisors (75210823663828).

100201220211212 is a wasteful number, since it uses less digits than its factorization.

100201220211212 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8558357920 (or 8558357918 counting only the distinct ones).

The product of its (nonzero) digits is 64, while the sum is 17.

Adding to 100201220211212 its reverse (212112022102001), we get a palindrome (312313242313213).

The spelling of 100201220211212 in words is "one hundred trillion, two hundred one billion, two hundred twenty million, two hundred eleven thousand, two hundred twelve".