201011111000122 has 4 divisors (see below), whose sum is σ = 301516666500186. Its totient is φ = 100505555500060.

The previous prime is 201011111000107. The next prime is 201011111000137. The reversal of 201011111000122 is 221000111110102.

It is a happy number.

It is a semiprime because it is the product of two primes.

It is an interprime number because it is at equal distance from previous prime (201011111000107) and next prime (201011111000137).

It can be written as a sum of positive squares in only one way, i.e., 170770559262241 + 30240551737881 = 13067921^2 + 5499141^2 .

It is a super-2 number, since 2×201011111000122² (a number of 29 digits) contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 50252777750029 + ... + 50252777750032.

Almost surely, 2^{201011111000122} is an apocalyptic number.

201011111000122 is a deficient number, since it is larger than the sum of its proper divisors (100505555500064).

201011111000122 is a wasteful number, since it uses less digits than its factorization.

201011111000122 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 100505555500063.

The product of its (nonzero) digits is 8, while the sum is 13.

Adding to 201011111000122 its reverse (221000111110102), we get a palindrome (422011222110224).

The spelling of 201011111000122 in words is "two hundred one trillion, eleven billion, one hundred eleven million, one hundred twenty-two", and thus it is an aban number.