2251121040010 has 16 divisors (see below), whose sum is σ = 4058148016872. Its totient is φ = 899086161600.

The previous prime is 2251121039983. The next prime is 2251121040037. The reversal of 2251121040010 is 100401211522.

It is an interprime number because it is at equal distance from previous prime (2251121039983) and next prime (2251121040037).

It can be written as a sum of positive squares in 4 ways, for example, as 2244036956121 + 7084083889 = 1498011^2 + 84167^2 .

It is a self number, because there is not a number n which added to its sum of digits gives 2251121040010.

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, 170274861 + ... + 170288080.

Almost surely, 2^{2251121040010} is an apocalyptic number.

2251121040010 is a deficient number, since it is larger than the sum of its proper divisors (1807026976862).

2251121040010 is a wasteful number, since it uses less digits than its factorization.

2251121040010 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 340563609.

The product of its (nonzero) digits is 160, while the sum is 19.

Adding to 2251121040010 its reverse (100401211522), we get a palindrome (2351522251532).

The spelling of 2251121040010 in words is "two trillion, two hundred fifty-one billion, one hundred twenty-one million, forty thousand, ten".