201001222010111 has 16 divisors (see below), whose sum is σ = 211818549908160. Its totient is φ = 190357099891200.

The previous prime is 201001222010081. The next prime is 201001222010161. The reversal of 201001222010111 is 111010222100102.

It is a cyclic number.

It is not a de Polignac number, because 201001222010111 - 2¹⁴ = 201001221993727 is a prime.

It is a super-2 number, since 2×201001222010111² (a number of 29 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (201001222010161) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 504665495 + ... + 505063623.

It is an arithmetic number, because the mean of its divisors is an integer number (13238659369260).

Almost surely, 2^{201001222010111} is an apocalyptic number.

201001222010111 is a deficient number, since it is larger than the sum of its proper divisors (10817327898049).

201001222010111 is a wasteful number, since it uses less digits than its factorization.

201001222010111 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 615586.

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

Adding to 201001222010111 its reverse (111010222100102), we get a palindrome (312011444110213).

The spelling of 201001222010111 in words is "two hundred one trillion, one billion, two hundred twenty-two million, ten thousand, one hundred eleven".