1023112033420 has 24 divisors (see below), whose sum is σ = 2148776162064. Its totient is φ = 409198929216.

The previous prime is 1023112033417. The next prime is 1023112033441. The reversal of 1023112033420 is 243302113201.

It is a junction number, because it is equal to n+sod(n) for n = 1023112033391 and 1023112033400.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2684634 + ... + 3041953.

It is an arithmetic number, because the mean of its divisors is an integer number (89532340086).

Almost surely, 2^{1023112033420} is an apocalyptic number.

1023112033420 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1023112033420 is an abundant number, since it is smaller than the sum of its proper divisors (1125664128644).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

1023112033420 is a wasteful number, since it uses less digits than its factorization.

1023112033420 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5735529 (or 5735527 counting only the distinct ones).

The product of its (nonzero) digits is 864, while the sum is 22.

Adding to 1023112033420 its reverse (243302113201), we get a palindrome (1266414146621).

The spelling of 1023112033420 in words is "one trillion, twenty-three billion, one hundred twelve million, thirty-three thousand, four hundred twenty".