201011022021110 has 128 divisors (see below), whose sum is σ = 427904232136704. Its totient is φ = 66529964666880.

The previous prime is 201011022021107. The next prime is 201011022021119. The reversal of 201011022021110 is 11120220110102.

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

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (201011022021119) by changing a digit.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 1477595654 + ... + 1477731686.

It is an arithmetic number, because the mean of its divisors is an integer number (3343001813568).

Almost surely, 2^{201011022021110} is an apocalyptic number.

201011022021110 is an abundant number, since it is smaller than the sum of its proper divisors (226893210115594).

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

201011022021110 is a wasteful number, since it uses less digits than its factorization.

201011022021110 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 137758.

The product of its (nonzero) digits is 16, while the sum is 14.

Adding to 201011022021110 its reverse (11120220110102), we get a palindrome (212131242131212).

The spelling of 201011022021110 in words is "two hundred one trillion, eleven billion, twenty-two million, twenty-one thousand, one hundred ten".