1013121002 has 16 divisors (see below), whose sum is σ = 1633703040. Its totient is φ = 469687968.

The previous prime is 1013120993. The next prime is 1013121017. The reversal of 1013121002 is 2001213101.

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, 281843 + ... + 285414.

It is an arithmetic number, because the mean of its divisors is an integer number (102106440).

Almost surely, 2^1013121002 is an apocalyptic number.

1013121002 is a deficient number, since it is larger than the sum of its proper divisors (620582038).

1013121002 is a wasteful number, since it uses less digits than its factorization.

1013121002 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 567325.

The product of its (nonzero) digits is 12, while the sum is 11.

The square root of 1013121002 is about 31829.5617626131. The cubic root of 1013121002 is about 1004.3546765988.

Adding to 1013121002 its reverse (2001213101), we get a palindrome (3014334103).

The spelling of 1013121002 in words is "one billion, thirteen million, one hundred twenty-one thousand, two".