2052125142421 has 16 divisors (see below), whose sum is σ = 2074949504320. Its totient is φ = 2029375969920.

The previous prime is 2052125142383. The next prime is 2052125142437. The reversal of 2052125142421 is 1242415212502.

It is a cyclic number.

It is not a de Polignac number, because 2052125142421 - 2⁷ = 2052125142293 is a prime.

It is a super-2 number, since 2×2052125142421² (a number of 25 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2052125152421) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 322607281 + ... + 322613641.

It is an arithmetic number, because the mean of its divisors is an integer number (129684344020).

Almost surely, 2^{2052125142421} is an apocalyptic number.

It is an amenable number.

2052125142421 is a deficient number, since it is larger than the sum of its proper divisors (22824361899).

2052125142421 is a wasteful number, since it uses less digits than its factorization.

2052125142421 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11716.

The product of its (nonzero) digits is 12800, while the sum is 31.

The spelling of 2052125142421 in words is "two trillion, fifty-two billion, one hundred twenty-five million, one hundred forty-two thousand, four hundred twenty-one".