10011022121923 has 2 divisors, whose sum is σ = 10011022121924. Its totient is φ = 10011022121922.

The previous prime is 10011022121873. The next prime is 10011022122001. The reversal of 10011022121923 is 32912122011001.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 10011022121923 - 2²¹ = 10011020024771 is a prime.

It is not a weakly prime, because it can be changed into another prime (10011022127923) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5005511060961 + 5005511060962.

It is an arithmetic number, because the mean of its divisors is an integer number (5005511060962).

Almost surely, 2^{10011022121923} is an apocalyptic number.

10011022121923 is a deficient number, since it is larger than the sum of its proper divisors (1).

10011022121923 is an equidigital number, since it uses as much as digits as its factorization.

10011022121923 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 432, while the sum is 25.

Adding to 10011022121923 its reverse (32912122011001), we get a palindrome (42923144132924).

The spelling of 10011022121923 in words is "ten trillion, eleven billion, twenty-two million, one hundred twenty-one thousand, nine hundred twenty-three".