1113021010 has 16 divisors (see below), whose sum is σ = 2023275672. Its totient is φ = 440800000.

The previous prime is 1113021001. The next prime is 1113021011. The reversal of 1113021010 is 101203111.

It can be written as a sum of positive squares in 4 ways, for example, as 1075774401 + 37246609 = 32799^2 + 6103^2 .

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

It is not an unprimeable number, because it can be changed into a prime (1113021011) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 549991 + ... + 552010.

Almost surely, 2^1113021010 is an apocalyptic number.

1113021010 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

1113021010 is a deficient number, since it is larger than the sum of its proper divisors (910254662).

1113021010 is a wasteful number, since it uses less digits than its factorization.

1113021010 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1102109.

The product of its (nonzero) digits is 6, while the sum is 10.

The square root of 1113021010 is about 33361.9695162021. The cubic root of 1113021010 is about 1036.3372789378.

Adding to 1113021010 its reverse (101203111), we get a palindrome (1214224121).

The spelling of 1113021010 in words is "one billion, one hundred thirteen million, twenty-one thousand, ten".