23402620031042 has 32 divisors (see below), whose sum is σ = 40595022554112. Its totient is φ = 9911049992784.

The previous prime is 23402620031039. The next prime is 23402620031057. The reversal of 23402620031042 is 24013002620432.

It is a happy number.

It is a super-2 number, since 2×23402620031042² (a number of 28 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 23402620030996 and 23402620031014.

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, 16702688 + ... + 18049515.

It is an arithmetic number, because the mean of its divisors is an integer number (1268594454816).

Almost surely, 2^{23402620031042} is an apocalyptic number.

23402620031042 is a deficient number, since it is larger than the sum of its proper divisors (17192402523070).

23402620031042 is a wasteful number, since it uses less digits than its factorization.

23402620031042 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 34752782.

The product of its (nonzero) digits is 13824, while the sum is 29.

Adding to 23402620031042 its reverse (24013002620432), we get a palindrome (47415622651474).

The spelling of 23402620031042 in words is "twenty-three trillion, four hundred two billion, six hundred twenty million, thirty-one thousand, forty-two".