1023233220120 has 64 divisors (see below), whose sum is σ = 3096865185120. Its totient is φ = 270447478784.

The previous prime is 1023233220109. The next prime is 1023233220127. The reversal of 1023233220120 is 210223323201.

It is a happy number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1023233220127) 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, 37716279 + ... + 37743398.

Almost surely, 2^{1023233220120} is an apocalyptic number.

1023233220120 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1023233220120 is an abundant number, since it is smaller than the sum of its proper divisors (2073631965000).

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

1023233220120 is a wasteful number, since it uses less digits than its factorization.

1023233220120 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 75459804 (or 75459800 counting only the distinct ones).

The product of its (nonzero) digits is 864, while the sum is 21.

Adding to 1023233220120 its reverse (210223323201), we get a palindrome (1233456543321).

The spelling of 1023233220120 in words is "one trillion, twenty-three billion, two hundred thirty-three million, two hundred twenty thousand, one hundred twenty".