201002211111012 has 96 divisors (see below), whose sum is σ = 502570767089664. Its totient is φ = 62377551561600.

The previous prime is 201002211111011. The next prime is 201002211111017. The reversal of 201002211111012 is 210111112200102.

It is a happy number.

It is a junction number, because it is equal to n+sod(n) for n = 201002211110982 and 201002211111000.

It is not an unprimeable number, because it can be changed into a prime (201002211111011) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 40456164 + ... + 45152027.

It is an arithmetic number, because the mean of its divisors is an integer number (5235112157184).

Almost surely, 2^{201002211111012} is an apocalyptic number.

It is an amenable number.

201002211111012 is an abundant number, since it is smaller than the sum of its proper divisors (301568555978652).

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

201002211111012 is a wasteful number, since it uses less digits than its factorization.

201002211111012 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 85608449 (or 85608447 counting only the distinct ones).

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

Adding to 201002211111012 its reverse (210111112200102), we get a palindrome (411113323311114).

The spelling of 201002211111012 in words is "two hundred one trillion, two billion, two hundred eleven million, one hundred eleven thousand, twelve".