10021311120 has 80 divisors (see below), whose sum is σ = 31088724480. Its totient is φ = 2670400512.

The previous prime is 10021311119. The next prime is 10021311133. The reversal of 10021311120 is 2111312001.

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 (12).

It is a junction number, because it is equal to n+sod(n) for n = 10021311096 and 10021311105.

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, 330852 + ... + 359868.

It is an arithmetic number, because the mean of its divisors is an integer number (388609056).

Almost surely, 2^10021311120 is an apocalyptic number.

10021311120 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

10021311120 is an abundant number, since it is smaller than the sum of its proper divisors (21067413360).

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

10021311120 is a wasteful number, since it uses less digits than its factorization.

10021311120 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 30472 (or 30466 counting only the distinct ones).

The product of its (nonzero) digits is 12, while the sum is 12.

Adding to 10021311120 its reverse (2111312001), we get a palindrome (12132623121).

The spelling of 10021311120 in words is "ten billion, twenty-one million, three hundred eleven thousand, one hundred twenty".