2002101122023 has 2 divisors, whose sum is σ = 2002101122024. Its totient is φ = 2002101122022.

The previous prime is 2002101121913. The next prime is 2002101122027. The reversal of 2002101122023 is 3202211012002.

It is a happy number.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-2002101122023 is a prime.

It is a super-2 number, since 2×2002101122023² (a number of 25 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 2002101121988 and 2002101122006.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (2002101122027) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1001050561011 + 1001050561012.

It is an arithmetic number, because the mean of its divisors is an integer number (1001050561012).

Almost surely, 2^{2002101122023} is an apocalyptic number.

2002101122023 is a deficient number, since it is larger than the sum of its proper divisors (1).

2002101122023 is an equidigital number, since it uses as much as digits as its factorization.

2002101122023 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 96, while the sum is 16.

Adding to 2002101122023 its reverse (3202211012002), we get a palindrome (5204312134025).

The spelling of 2002101122023 in words is "two trillion, two billion, one hundred one million, one hundred twenty-two thousand, twenty-three".