1020123233 has 16 divisors (see below), whose sum is σ = 1090744704. Its totient is φ = 950726400.

The previous prime is 1020123217. The next prime is 1020123257. The reversal of 1020123233 is 3323210201.

It is a cyclic number.

It is not a de Polignac number, because 1020123233 - 2⁴ = 1020123217 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (17).

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1020129233) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1506491 + ... + 1507167.

It is an arithmetic number, because the mean of its divisors is an integer number (68171544).

Almost surely, 2^1020123233 is an apocalyptic number.

It is an amenable number.

1020123233 is a deficient number, since it is larger than the sum of its proper divisors (70621471).

1020123233 is a wasteful number, since it uses less digits than its factorization.

1020123233 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1432.

The product of its (nonzero) digits is 216, while the sum is 17.

The square root of 1020123233 is about 31939.3680745252. The cubic root of 1020123233 is about 1006.6632468611.

Adding to 1020123233 its reverse (3323210201), we get a palindrome (4343333434).

The spelling of 1020123233 in words is "one billion, twenty million, one hundred twenty-three thousand, two hundred thirty-three".