2122102019973 has 96 divisors (see below), whose sum is σ = 3199850841600. Its totient is φ = 1243137738240.

The previous prime is 2122102019953. The next prime is 2122102019977. The reversal of 2122102019973 is 3799102012212.

It is a happy number.

It is not a de Polignac number, because 2122102019973 - 2²¹ = 2122099922821 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (39).

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2122102019977) by changing a digit.

It is a polite number, since it can be written in 95 ways as a sum of consecutive naturals, for example, 537647386 + ... + 537651332.

It is an arithmetic number, because the mean of its divisors is an integer number (33331779600).

Almost surely, 2^{2122102019973} is an apocalyptic number.

It is an amenable number.

2122102019973 is a deficient number, since it is larger than the sum of its proper divisors (1077748821627).

2122102019973 is a wasteful number, since it uses less digits than its factorization.

2122102019973 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4243 (or 4202 counting only the distinct ones).

The product of its (nonzero) digits is 27216, while the sum is 39.

The spelling of 2122102019973 in words is "two trillion, one hundred twenty-two billion, one hundred two million, nineteen thousand, nine hundred seventy-three".