2141421131 has 16 divisors (see below), whose sum is σ = 2247929856. Its totient is φ = 2037420000.

The previous prime is 2141421101. The next prime is 2141421137. The reversal of 2141421131 is 1311241412.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-2141421131 is a prime.

It is a super-2 number, since 2×2141421131² = 9171368920586638322, which contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (2141421137) 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, 925466 + ... + 927776.

It is an arithmetic number, because the mean of its divisors is an integer number (140495616).

Almost surely, 2^2141421131 is an apocalyptic number.

2141421131 is a deficient number, since it is larger than the sum of its proper divisors (106508725).

2141421131 is a wasteful number, since it uses less digits than its factorization.

2141421131 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2834.

The product of its digits is 192, while the sum is 20.

The square root of 2141421131 is about 46275.4916883657. The cubic root of 2141421131 is about 1288.9439368799.

Adding to 2141421131 its reverse (1311241412), we get a palindrome (3452662543).

The spelling of 2141421131 in words is "two billion, one hundred forty-one million, four hundred twenty-one thousand, one hundred thirty-one".