10012022111989 has 2 divisors, whose sum is σ = 10012022111990. Its totient is φ = 10012022111988.

The previous prime is 10012022111977. The next prime is 10012022112007. The reversal of 10012022111989 is 98911122021001.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 8316544680964 + 1695477431025 = 2883842^2 + 1302105^2 .

It is a cyclic number.

It is not a de Polignac number, because 10012022111989 - 2⁵ = 10012022111957 is a prime.

It is a super-2 number, since 2×10012022111989² (a number of 27 digits) contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (10012022111969) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5006011055994 + 5006011055995.

It is an arithmetic number, because the mean of its divisors is an integer number (5006011055995).

Almost surely, 2^{10012022111989} is an apocalyptic number.

It is an amenable number.

10012022111989 is a deficient number, since it is larger than the sum of its proper divisors (1).

10012022111989 is an equidigital number, since it uses as much as digits as its factorization.

10012022111989 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 5184, while the sum is 37.

The spelling of 10012022111989 in words is "ten trillion, twelve billion, twenty-two million, one hundred eleven thousand, nine hundred eighty-nine".