1023123210432 has 56 divisors (see below), whose sum is σ = 2707797400752. Its totient is φ = 340942310400.

The previous prime is 1023123210427. The next prime is 1023123210449. The reversal of 1023123210432 is 2340123213201.

It is a super-2 number, since 2×1023123210432² (a number of 25 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (24).

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, 105319 + ... + 1434342.

Almost surely, 2^{1023123210432} is an apocalyptic number.

1023123210432 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

1023123210432 is an abundant number, since it is smaller than the sum of its proper divisors (1684674190320).

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

1023123210432 is a wasteful number, since it uses less digits than its factorization.

1023123210432 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1543137 (or 1543127 counting only the distinct ones).

The product of its (nonzero) digits is 1728, while the sum is 24.

Adding to 1023123210432 its reverse (2340123213201), we get a palindrome (3363246423633).

The spelling of 1023123210432 in words is "one trillion, twenty-three billion, one hundred twenty-three million, two hundred ten thousand, four hundred thirty-two".