1002323455042 has 48 divisors (see below), whose sum is σ = 1941506789760. Its totient is φ = 379283389056.

The previous prime is 1002323454997. The next prime is 1002323455061. The reversal of 1002323455042 is 2405543232001.

It is a junction number, because it is equal to n+sod(n) for n = 1002323454995 and 1002323455013.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 9155067 + ... + 9263902.

It is an arithmetic number, because the mean of its divisors is an integer number (40448058120).

Almost surely, 2^{1002323455042} is an apocalyptic number.

1002323455042 is a deficient number, since it is larger than the sum of its proper divisors (939183334718).

1002323455042 is a wasteful number, since it uses less digits than its factorization.

1002323455042 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 18419027 (or 18419014 counting only the distinct ones).

The product of its (nonzero) digits is 28800, while the sum is 31.

Adding to 1002323455042 its reverse (2405543232001), we get a palindrome (3407866687043).

The spelling of 1002323455042 in words is "one trillion, two billion, three hundred twenty-three million, four hundred fifty-five thousand, forty-two".