2551101002 has 4 divisors (see below), whose sum is σ = 3826651506. Its totient is φ = 1275550500.

The previous prime is 2551100983. The next prime is 2551101023. The reversal of 2551101002 is 2001011552.

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., 1984613401 + 566487601 = 44549^2 + 23801^2 .

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 637775249 + ... + 637775252.

Almost surely, 2^2551101002 is an apocalyptic number.

2551101002 is a deficient number, since it is larger than the sum of its proper divisors (1275550504).

2551101002 is a wasteful number, since it uses less digits than its factorization.

2551101002 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1275550503.

The product of its (nonzero) digits is 100, while the sum is 17.

The square root of 2551101002 is about 50508.4250595878. The cubic root of 2551101002 is about 1366.3938053577.

Adding to 2551101002 its reverse (2001011552), we get a palindrome (4552112554).

The spelling of 2551101002 in words is "two billion, five hundred fifty-one million, one hundred one thousand, two".