201111010011212 has 48 divisors (see below), whose sum is σ = 402411751560000. Its totient is φ = 86149784300544.

The previous prime is 201111010011209. The next prime is 201111010011271. The reversal of 201111010011212 is 212110010111102.

It is a Harshad number since it is a multiple of its sum of digits (14).

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 606743864 + ... + 607075232.

It is an arithmetic number, because the mean of its divisors is an integer number (8383578157500).

Almost surely, 2^{201111010011212} is an apocalyptic number.

It is an amenable number.

201111010011212 is an abundant number, since it is smaller than the sum of its proper divisors (201300741548788).

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

201111010011212 is a wasteful number, since it uses less digits than its factorization.

201111010011212 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 341538 (or 341536 counting only the distinct ones).

The product of its (nonzero) digits is 8, while the sum is 14.

Adding to 201111010011212 its reverse (212110010111102), we get a palindrome (413221020122314).

The spelling of 201111010011212 in words is "two hundred one trillion, one hundred eleven billion, ten million, eleven thousand, two hundred twelve".