9102012002 has 4 divisors (see below), whose sum is σ = 13653018006. Its totient is φ = 4551006000.

The previous prime is 9102011977. The next prime is 9102012011. The reversal of 9102012002 is 2002102019.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in only one way, i.e., 4723675441 + 4378336561 = 68729^2 + 66169^2 .

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2275502999 + ... + 2275503002.

Almost surely, 2^9102012002 is an apocalyptic number.

9102012002 is a deficient number, since it is larger than the sum of its proper divisors (4551006004).

9102012002 is a wasteful number, since it uses less digits than its factorization.

9102012002 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4551006003.

The product of its (nonzero) digits is 72, while the sum is 17.

The square root of 9102012002 is about 95404.4653147849. The cubic root of 9102012002 is about 2087.9133345866.

The spelling of 9102012002 in words is "nine billion, one hundred two million, twelve thousand, two".