1013111420 has 48 divisors (see below), whose sum is σ = 2168570880. Its totient is φ = 397460544.

The previous prime is 1013111419. The next prime is 1013111441. The reversal of 1013111420 is 241113101.

It is a junction number, because it is equal to n+sod(n) for n = 1013111395 and 1013111404.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 762797 + ... + 764123.

It is an arithmetic number, because the mean of its divisors is an integer number (45178560).

Almost surely, 2^1013111420 is an apocalyptic number.

1013111420 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1013111420 is an abundant number, since it is smaller than the sum of its proper divisors (1155459460).

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

1013111420 is a wasteful number, since it uses less digits than its factorization.

1013111420 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2042 (or 2040 counting only the distinct ones).

The product of its (nonzero) digits is 24, while the sum is 14.

The square root of 1013111420 is about 31829.4112418059. The cubic root of 1013111420 is about 1004.3515102259.

Adding to 1013111420 its reverse (241113101), we get a palindrome (1254224521).

The spelling of 1013111420 in words is "one billion, thirteen million, one hundred eleven thousand, four hundred twenty".