2111313421432 has 8 divisors (see below), whose sum is σ = 3958712665200. Its totient is φ = 1055656710712.

The previous prime is 2111313421429. The next prime is 2111313421487. The reversal of 2111313421432 is 2341243131112.

It is a tau number, because it is divible by the number of its divisors (8).

It is a self number, because there is not a number n which added to its sum of digits gives 2111313421432.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 131957088832 + ... + 131957088847.

It is an arithmetic number, because the mean of its divisors is an integer number (494839083150).

Almost surely, 2^{2111313421432} is an apocalyptic number.

It is an amenable number.

2111313421432 is a deficient number, since it is larger than the sum of its proper divisors (1847399243768).

2111313421432 is a wasteful number, since it uses less digits than its factorization.

2111313421432 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 263914177685 (or 263914177681 counting only the distinct ones).

The product of its digits is 3456, while the sum is 28.

Adding to 2111313421432 its reverse (2341243131112), we get a palindrome (4452556552544).

The spelling of 2111313421432 in words is "two trillion, one hundred eleven billion, three hundred thirteen million, four hundred twenty-one thousand, four hundred thirty-two".