2121011003130 has 16 divisors (see below), whose sum is σ = 5090426407584. Its totient is φ = 565602934160.

The previous prime is 2121011003129. The next prime is 2121011003173. The reversal of 2121011003130 is 313001101212.

It is a happy number.

It is a Harshad number since it is a multiple of its sum of digits (15).

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, 35350183356 + ... + 35350183415.

It is an arithmetic number, because the mean of its divisors is an integer number (318151650474).

Almost surely, 2^{2121011003130} is an apocalyptic number.

2121011003130 is an abundant number, since it is smaller than the sum of its proper divisors (2969415404454).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

2121011003130 is a wasteful number, since it uses less digits than its factorization.

2121011003130 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 70700366781.

The product of its (nonzero) digits is 36, while the sum is 15.

Adding to 2121011003130 its reverse (313001101212), we get a palindrome (2434012104342).

The spelling of 2121011003130 in words is "two trillion, one hundred twenty-one billion, eleven million, three thousand, one hundred thirty".