1030021231120 has 80 divisors (see below), whose sum is σ = 2744371634688. Its totient is φ = 352187804160.

The previous prime is 1030021231073. The next prime is 1030021231153. The reversal of 1030021231120 is 211321200301.

It is a tau number, because it is divible by the number of its divisors (80).

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

It is a junction number, because it is equal to n+sod(n) for n = 1030021231094 and 1030021231103.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 2300371 + ... + 2711410.

Almost surely, 2^{1030021231120} is an apocalyptic number.

1030021231120 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1030021231120 is an abundant number, since it is smaller than the sum of its proper divisors (1714350403568).

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

1030021231120 is a wasteful number, since it uses less digits than its factorization.

1030021231120 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5012168 (or 5012162 counting only the distinct ones).

The product of its (nonzero) digits is 72, while the sum is 16.

Adding to 1030021231120 its reverse (211321200301), we get a palindrome (1241342431421).

The spelling of 1030021231120 in words is "one trillion, thirty billion, twenty-one million, two hundred thirty-one thousand, one hundred twenty".