201011221311131 has 16 divisors (see below), whose sum is σ = 250881157578240. Its totient is φ = 156463517518080.

The previous prime is 201011221311097. The next prime is 201011221311137. The reversal of 201011221311131 is 131113122110102.

It is a cyclic number.

It is not a de Polignac number, because 201011221311131 - 2³⁰ = 201010147569307 is a prime.

It is a super-2 number, since 2×201011221311131² (a number of 29 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (201011221311137) 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, 1404952871 + ... + 1405095936.

It is an arithmetic number, because the mean of its divisors is an integer number (15680072348640).

Almost surely, 2^{201011221311131} is an apocalyptic number.

201011221311131 is a deficient number, since it is larger than the sum of its proper divisors (49869936267109).

201011221311131 is a wasteful number, since it uses less digits than its factorization.

201011221311131 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2810049754.

The product of its (nonzero) digits is 72, while the sum is 20.

Adding to 201011221311131 its reverse (131113122110102), we get a palindrome (332124343421233).

The spelling of 201011221311131 in words is "two hundred one trillion, eleven billion, two hundred twenty-one million, three hundred eleven thousand, one hundred thirty-one".