10021112101229 has 2 divisors, whose sum is σ = 10021112101230. Its totient is φ = 10021112101228.

The previous prime is 10021112101207. The next prime is 10021112101307. The reversal of 10021112101229 is 92210121112001.

It is a happy number.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 8776838780329 + 1244273320900 = 2962573^2 + 1115470^2 .

It is a cyclic number.

It is not a de Polignac number, because 10021112101229 - 2⁸ = 10021112100973 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (10021112101729) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5010556050614 + 5010556050615.

It is an arithmetic number, because the mean of its divisors is an integer number (5010556050615).

Almost surely, 2^{10021112101229} is an apocalyptic number.

It is an amenable number.

10021112101229 is a deficient number, since it is larger than the sum of its proper divisors (1).

10021112101229 is an equidigital number, since it uses as much as digits as its factorization.

10021112101229 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 144, while the sum is 23.

The spelling of 10021112101229 in words is "ten trillion, twenty-one billion, one hundred twelve million, one hundred one thousand, two hundred twenty-nine".