1023011120220 has 96 divisors (see below), whose sum is σ = 2878002462720. Its totient is φ = 271511792640.

The previous prime is 1023011120207. The next prime is 1023011120221. The reversal of 1023011120220 is 220211103201.

1023011120220 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a Harshad number since it is a multiple of its sum of digits (15).

It is a self number, because there is not a number n which added to its sum of digits gives 1023011120220.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1023011120221) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 25762341 + ... + 25802019.

It is an arithmetic number, because the mean of its divisors is an integer number (29979192320).

Almost surely, 2^{1023011120220} is an apocalyptic number.

1023011120220 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1023011120220 is an abundant number, since it is smaller than the sum of its proper divisors (1854991342500).

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

1023011120220 is a wasteful number, since it uses less digits than its factorization.

1023011120220 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 41715 (or 41713 counting only the distinct ones).

The product of its (nonzero) digits is 48, while the sum is 15.

Adding to 1023011120220 its reverse (220211103201), we get a palindrome (1243222223421).

The spelling of 1023011120220 in words is "one trillion, twenty-three billion, eleven million, one hundred twenty thousand, two hundred twenty".