1012502131229 has 2 divisors, whose sum is σ = 1012502131230. Its totient is φ = 1012502131228.

The previous prime is 1012502131211. The next prime is 1012502131243. The reversal of 1012502131229 is 9221312052101.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 999660028900 + 12842102329 = 999830^2 + 113323^2 .

It is a cyclic number.

It is not a de Polignac number, because 1012502131229 - 2⁸ = 1012502130973 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1012502131259) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 506251065614 + 506251065615.

It is an arithmetic number, because the mean of its divisors is an integer number (506251065615).

Almost surely, 2^{1012502131229} is an apocalyptic number.

It is an amenable number.

1012502131229 is a deficient number, since it is larger than the sum of its proper divisors (1).

1012502131229 is an equidigital number, since it uses as much as digits as its factorization.

1012502131229 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 2160, while the sum is 29.

The spelling of 1012502131229 in words is "one trillion, twelve billion, five hundred two million, one hundred thirty-one thousand, two hundred twenty-nine".