30102135023 has 2 divisors, whose sum is σ = 30102135024. Its totient is φ = 30102135022.

The previous prime is 30102135001. The next prime is 30102135031. The reversal of 30102135023 is 32053120103.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 30102135023 - 2²⁶ = 30035026159 is a prime.

It is a super-2 number, since 2×30102135023² (a number of 22 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 30102134986 and 30102135004.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (30102135223) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 15051067511 + 15051067512.

It is an arithmetic number, because the mean of its divisors is an integer number (15051067512).

Almost surely, 2^30102135023 is an apocalyptic number.

30102135023 is a deficient number, since it is larger than the sum of its proper divisors (1).

30102135023 is an equidigital number, since it uses as much as digits as its factorization.

30102135023 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 540, while the sum is 20.

Adding to 30102135023 its reverse (32053120103), we get a palindrome (62155255126).

The spelling of 30102135023 in words is "thirty billion, one hundred two million, one hundred thirty-five thousand, twenty-three".