2124130021431 has 8 divisors (see below), whose sum is σ = 3089643667584. Its totient is φ = 1287351528120.

The previous prime is 2124130021399. The next prime is 2124130021441. The reversal of 2124130021431 is 1341200314212.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 2124130021431 - 2⁵ = 2124130021399 is a prime.

It is a super-2 number, since 2×2124130021431² (a number of 25 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2124130021441) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 32183788171 + ... + 32183788236.

It is an arithmetic number, because the mean of its divisors is an integer number (386205458448).

Almost surely, 2^{2124130021431} is an apocalyptic number.

2124130021431 is a deficient number, since it is larger than the sum of its proper divisors (965513646153).

2124130021431 is a wasteful number, since it uses less digits than its factorization.

2124130021431 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 64367576421.

The product of its (nonzero) digits is 1152, while the sum is 24.

Adding to 2124130021431 its reverse (1341200314212), we get a palindrome (3465330335643).

The spelling of 2124130021431 in words is "two trillion, one hundred twenty-four billion, one hundred thirty million, twenty-one thousand, four hundred thirty-one".