1012201120 has 48 divisors (see below), whose sum is σ = 2732946048. Its totient is φ = 347040000.

The previous prime is 1012201103. The next prime is 1012201133. The reversal of 1012201120 is 211022101.

1012201120 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a super-2 number, since 2×1012201120² = 2049102214658508800, which contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (10).

It is a junction number, because it is equal to n+sod(n) for n = 1012201097 and 1012201106.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 450756 + ... + 452995.

It is an arithmetic number, because the mean of its divisors is an integer number (56936376).

Almost surely, 2^1012201120 is an apocalyptic number.

1012201120 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1012201120 is an abundant number, since it is smaller than the sum of its proper divisors (1720744928).

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

1012201120 is an equidigital number, since it uses as much as digits as its factorization.

1012201120 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 903773 (or 903765 counting only the distinct ones).

The product of its (nonzero) digits is 8, while the sum is 10.

The square root of 1012201120 is about 31815.1083606515. The cubic root of 1012201120 is about 1004.0506104020.

Adding to 1012201120 its reverse (211022101), we get a palindrome (1223223221).

The spelling of 1012201120 in words is "one billion, twelve million, two hundred one thousand, one hundred twenty".