2190331400084 has 12 divisors (see below), whose sum is σ = 3833292470784. Its totient is φ = 1095104979864.

The previous prime is 2190331400077. The next prime is 2190331400099. The reversal of 2190331400084 is 4800041330912.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 15098834 + ... + 15243209.

It is an arithmetic number, because the mean of its divisors is an integer number (319441039232).

Almost surely, 2^{2190331400084} is an apocalyptic number.

It is an amenable number.

2190331400084 is a deficient number, since it is larger than the sum of its proper divisors (1642961070700).

2190331400084 is a wasteful number, since it uses less digits than its factorization.

2190331400084 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 30360094 (or 30360092 counting only the distinct ones).

The product of its (nonzero) digits is 20736, while the sum is 35.

Adding to 2190331400084 its reverse (4800041330912), we get a palindrome (6990372730996).

The spelling of 2190331400084 in words is "two trillion, one hundred ninety billion, three hundred thirty-one million, four hundred thousand, eighty-four".