2100430552751 has 4 divisors (see below), whose sum is σ = 2149277774952. Its totient is φ = 2051583330552.

The previous prime is 2100430552733. The next prime is 2100430552757. The reversal of 2100430552751 is 1572550340012.

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

It is a cyclic number.

It is not a de Polignac number, because 2100430552751 - 2¹⁰ = 2100430551727 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2100430552757) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 24423611036 + ... + 24423611121.

It is an arithmetic number, because the mean of its divisors is an integer number (537319443738).

Almost surely, 2^{2100430552751} is an apocalyptic number.

2100430552751 is a deficient number, since it is larger than the sum of its proper divisors (48847222201).

2100430552751 is an equidigital number, since it uses as much as digits as its factorization.

2100430552751 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 48847222200.

The product of its (nonzero) digits is 42000, while the sum is 35.

Adding to 2100430552751 its reverse (1572550340012), we get a palindrome (3672980892763).

The spelling of 2100430552751 in words is "two trillion, one hundred billion, four hundred thirty million, five hundred fifty-two thousand, seven hundred fifty-one".