2121030424131 has 8 divisors (see below), whose sum is σ = 2828075017920. Its totient is φ = 1414003056552.

The previous prime is 2121030424127. The next prime is 2121030424169. The reversal of 2121030424131 is 1314240301212.

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

It is not a de Polignac number, because 2121030424131 - 2² = 2121030424127 is a prime.

It is a super-2 number, since 2×2121030424131² (a number of 25 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (2121030424111) 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, 4016461 + ... + 4513758.

It is an arithmetic number, because the mean of its divisors is an integer number (353509377240).

Almost surely, 2^{2121030424131} is an apocalyptic number.

2121030424131 is a deficient number, since it is larger than the sum of its proper divisors (707044593789).

2121030424131 is an equidigital number, since it uses as much as digits as its factorization.

2121030424131 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8613105.

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

Adding to 2121030424131 its reverse (1314240301212), we get a palindrome (3435270725343).

The spelling of 2121030424131 in words is "two trillion, one hundred twenty-one billion, thirty million, four hundred twenty-four thousand, one hundred thirty-one".