201101220212131 has 2 divisors, whose sum is σ = 201101220212132. Its totient is φ = 201101220212130.

The previous prime is 201101220212111. The next prime is 201101220212177. The reversal of 201101220212131 is 131212022101102.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 201101220212131 - 2²⁵ = 201101186657699 is a prime.

It is a super-2 number, since 2×201101220212131² (a number of 29 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 201101220212099 and 201101220212108.

It is not a weakly prime, because it can be changed into another prime (201101220212111) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 100550610106065 + 100550610106066.

It is an arithmetic number, because the mean of its divisors is an integer number (100550610106066).

Almost surely, 2^{201101220212131} is an apocalyptic number.

201101220212131 is a deficient number, since it is larger than the sum of its proper divisors (1).

201101220212131 is an equidigital number, since it uses as much as digits as its factorization.

201101220212131 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 96, while the sum is 19.

Adding to 201101220212131 its reverse (131212022101102), we get a palindrome (332313242313233).

The spelling of 201101220212131 in words is "two hundred one trillion, one hundred one billion, two hundred twenty million, two hundred twelve thousand, one hundred thirty-one".