2122101121031 has 2 divisors, whose sum is σ = 2122101121032. Its totient is φ = 2122101121030.

The previous prime is 2122101120983. The next prime is 2122101121037. The reversal of 2122101121031 is 1301211012212.

It is a happy number.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 2122101121031 - 2²⁶ = 2122034012167 is a prime.

It is a super-2 number, since 2×2122101121031² (a number of 25 digits) contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (2122101121037) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1061050560515 + 1061050560516.

It is an arithmetic number, because the mean of its divisors is an integer number (1061050560516).

Almost surely, 2^{2122101121031} is an apocalyptic number.

2122101121031 is a deficient number, since it is larger than the sum of its proper divisors (1).

2122101121031 is an equidigital number, since it uses as much as digits as its factorization.

2122101121031 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 48, while the sum is 17.

Adding to 2122101121031 its reverse (1301211012212), we get a palindrome (3423312133243).

The spelling of 2122101121031 in words is "two trillion, one hundred twenty-two billion, one hundred one million, one hundred twenty-one thousand, thirty-one".