2040510015121 has 2 divisors, whose sum is σ = 2040510015122. Its totient is φ = 2040510015120.

The previous prime is 2040510015109. The next prime is 2040510015133. The reversal of 2040510015121 is 1215100150402.

It is a balanced prime because it is at equal distance from previous prime (2040510015109) and next prime (2040510015133).

It can be written as a sum of positive squares in only one way, i.e., 1834226000896 + 206284014225 = 1354336^2 + 454185^2 .

It is a cyclic number.

It is not a de Polignac number, because 2040510015121 - 2¹⁵ = 2040509982353 is a prime.

It is a super-2 number, since 2×2040510015121² (a number of 25 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 2040510015092 and 2040510015101.

It is not a weakly prime, because it can be changed into another prime (2040510015421) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1020255007560 + 1020255007561.

It is an arithmetic number, because the mean of its divisors is an integer number (1020255007561).

Almost surely, 2^{2040510015121} is an apocalyptic number.

It is an amenable number.

2040510015121 is a deficient number, since it is larger than the sum of its proper divisors (1).

2040510015121 is an equidigital number, since it uses as much as digits as its factorization.

2040510015121 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 400, while the sum is 22.

Adding to 2040510015121 its reverse (1215100150402), we get a palindrome (3255610165523).

The spelling of 2040510015121 in words is "two trillion, forty billion, five hundred ten million, fifteen thousand, one hundred twenty-one".