2023420340402 has 32 divisors (see below), whose sum is σ = 3217844543040. Its totient is φ = 950961047040.

The previous prime is 2023420340387. The next prime is 2023420340479. The reversal of 2023420340402 is 2040430243202.

It is a happy number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 86241749 + ... + 86265207.

It is an arithmetic number, because the mean of its divisors is an integer number (100557641970).

Almost surely, 2^{2023420340402} is an apocalyptic number.

2023420340402 is a deficient number, since it is larger than the sum of its proper divisors (1194424202638).

2023420340402 is a wasteful number, since it uses less digits than its factorization.

2023420340402 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 26666.

The product of its (nonzero) digits is 9216, while the sum is 26.

Adding to 2023420340402 its reverse (2040430243202), we get a palindrome (4063850583604).

The spelling of 2023420340402 in words is "two trillion, twenty-three billion, four hundred twenty million, three hundred forty thousand, four hundred two".