10201231129 has 2 divisors, whose sum is σ = 10201231130. Its totient is φ = 10201231128.

The previous prime is 10201231093. The next prime is 10201231141. The reversal of 10201231129 is 92113210201.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 9425497225 + 775733904 = 97085^2 + 27852^2 .

It is a cyclic number.

It is not a de Polignac number, because 10201231129 - 2¹³ = 10201222937 is a prime.

It is a super-2 number, since 2×10201231129² (a number of 21 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (10201231199) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5100615564 + 5100615565.

It is an arithmetic number, because the mean of its divisors is an integer number (5100615565).

Almost surely, 2^10201231129 is an apocalyptic number.

It is an amenable number.

10201231129 is a deficient number, since it is larger than the sum of its proper divisors (1).

10201231129 is an equidigital number, since it uses as much as digits as its factorization.

10201231129 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 216, while the sum is 22.

The spelling of 10201231129 in words is "ten billion, two hundred one million, two hundred thirty-one thousand, one hundred twenty-nine".