201111022122010 has 128 divisors (see below), whose sum is σ = 486735114797568. Its totient is φ = 57779568000000.

The previous prime is 201111022121987. The next prime is 201111022122029. The reversal of 201111022122010 is 10221220111102.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 7313241 + ... + 21347260.

It is an arithmetic number, because the mean of its divisors is an integer number (3802618084356).

Almost surely, 2^{201111022122010} is an apocalyptic number.

201111022122010 is an abundant number, since it is smaller than the sum of its proper divisors (285624092675558).

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

201111022122010 is a wasteful number, since it uses less digits than its factorization.

201111022122010 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 28661240.

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

Adding to 201111022122010 its reverse (10221220111102), we get a palindrome (211332242233112).

The spelling of 201111022122010 in words is "two hundred one trillion, one hundred eleven billion, twenty-two million, one hundred twenty-two thousand, ten".