2124213140445 has 32 divisors (see below), whose sum is σ = 3708726894720. Its totient is φ = 1029641130240.

The previous prime is 2124213140437. The next prime is 2124213140473. The reversal of 2124213140445 is 5440413124212.

It is not a de Polignac number, because 2124213140445 - 2³ = 2124213140437 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (33).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 1143910 + ... + 2357319.

It is an arithmetic number, because the mean of its divisors is an integer number (115897715460).

Almost surely, 2^{2124213140445} is an apocalyptic number.

It is an amenable number.

2124213140445 is a deficient number, since it is larger than the sum of its proper divisors (1584513754275).

2124213140445 is a wasteful number, since it uses less digits than its factorization.

2124213140445 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3504925.

The product of its (nonzero) digits is 30720, while the sum is 33.

Adding to 2124213140445 its reverse (5440413124212), we get a palindrome (7564626264657).

The spelling of 2124213140445 in words is "two trillion, one hundred twenty-four billion, two hundred thirteen million, one hundred forty thousand, four hundred forty-five".