10020111121120 has 24 divisors (see below), whose sum is σ = 23672512524024. Its totient is φ = 4008044448384.

The previous prime is 10020111121081. The next prime is 10020111121159. The reversal of 10020111121120 is 2112111102001.

It is a happy number.

It is an interprime number because it is at equal distance from previous prime (10020111121081) and next prime (10020111121159).

It is a self number, because there is not a number n which added to its sum of digits gives 10020111121120.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 31312847094 + ... + 31312847413.

It is an arithmetic number, because the mean of its divisors is an integer number (986354688501).

Almost surely, 2^{10020111121120} is an apocalyptic number.

10020111121120 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

10020111121120 is an abundant number, since it is smaller than the sum of its proper divisors (13652401402904).

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

10020111121120 is an equidigital number, since it uses as much as digits as its factorization.

10020111121120 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 62625694522 (or 62625694514 counting only the distinct ones).

The product of its (nonzero) digits is 8, while the sum is 13.

Adding to 10020111121120 its reverse (2112111102001), we get a palindrome (12132222223121).

The spelling of 10020111121120 in words is "ten trillion, twenty billion, one hundred eleven million, one hundred twenty-one thousand, one hundred twenty".