201202211121031 has 2 divisors, whose sum is σ = 201202211121032. Its totient is φ = 201202211121030.

The previous prime is 201202211120983. The next prime is 201202211121053. The reversal of 201202211121031 is 130121112202102.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 201202211121031 - 2⁷ = 201202211120903 is a prime.

It is a super-2 number, since 2×201202211121031² (a number of 29 digits) contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (201202211181031) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 100601105560515 + 100601105560516.

It is an arithmetic number, because the mean of its divisors is an integer number (100601105560516).

Almost surely, 2^{201202211121031} is an apocalyptic number.

201202211121031 is a deficient number, since it is larger than the sum of its proper divisors (1).

201202211121031 is an equidigital number, since it uses as much as digits as its factorization.

201202211121031 is an evil number, because the sum of its binary digits is even.

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

Adding to 201202211121031 its reverse (130121112202102), we get a palindrome (331323323323133).

The spelling of 201202211121031 in words is "two hundred one trillion, two hundred two billion, two hundred eleven million, one hundred twenty-one thousand, thirty-one".