1011402002 has 8 divisors (see below), whose sum is σ = 1633803276. Its totient is φ = 466800912.

The previous prime is 1011401987. The next prime is 1011402031. The reversal of 1011402002 is 2002041101.

It can be written as a sum of positive squares in 2 ways, for example, as 1001785801 + 9616201 = 31651^2 + 3101^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

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, 19450013 + ... + 19450064.

Almost surely, 2^1011402002 is an apocalyptic number.

1011402002 is a deficient number, since it is larger than the sum of its proper divisors (622401274).

1011402002 is a wasteful number, since it uses less digits than its factorization.

1011402002 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 38900092.

The product of its (nonzero) digits is 16, while the sum is 11.

The square root of 1011402002 is about 31802.5470992498. The cubic root of 1011402002 is about 1003.7863130729.

Adding to 1011402002 its reverse (2002041101), we get a palindrome (3013443103).

The spelling of 1011402002 in words is "one billion, eleven million, four hundred two thousand, two".