1020123232 has 24 divisors (see below), whose sum is σ = 2095689456. Its totient is φ = 487884672.

The previous prime is 1020123217. The next prime is 1020123257. The reversal of 1020123232 is 2323210201.

1020123232 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a super-2 number, since 2×1020123232² = 2081302816932251648, which contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (16).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 692283 + ... + 693754.

It is an arithmetic number, because the mean of its divisors is an integer number (87320394).

Almost surely, 2^1020123232 is an apocalyptic number.

It is an amenable number.

1020123232 is an abundant number, since it is smaller than the sum of its proper divisors (1075566224).

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

1020123232 is a wasteful number, since it uses less digits than its factorization.

1020123232 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1386070 (or 1386062 counting only the distinct ones).

The product of its (nonzero) digits is 144, while the sum is 16.

The square root of 1020123232 is about 31939.3680588705. The cubic root of 1020123232 is about 1006.6632465321.

Adding to 1020123232 its reverse (2323210201), we get a palindrome (3343333433).

It can be divided in two parts, 10201 and 23232, that multiplied together give a palindrome (236989632).

The spelling of 1020123232 in words is "one billion, twenty million, one hundred twenty-three thousand, two hundred thirty-two".