2151001500122 has 16 divisors (see below), whose sum is σ = 3253274468352. Its totient is φ = 1066583795760.

The previous prime is 2151001500113. The next prime is 2151001500173. The reversal of 2151001500122 is 2210051001512.

It is a junction number, because it is equal to n+sod(n) for n = 2151001500094 and 2151001500103.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1173578 + ... + 2383125.

It is an arithmetic number, because the mean of its divisors is an integer number (203329654272).

Almost surely, 2^{2151001500122} is an apocalyptic number.

2151001500122 is a deficient number, since it is larger than the sum of its proper divisors (1102272968230).

2151001500122 is a wasteful number, since it uses less digits than its factorization.

2151001500122 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3559213.

The product of its (nonzero) digits is 200, while the sum is 20.

Adding to 2151001500122 its reverse (2210051001512), we get a palindrome (4361052501634).

The spelling of 2151001500122 in words is "two trillion, one hundred fifty-one billion, one million, five hundred thousand, one hundred twenty-two".