2102032121244 has 48 divisors (see below), whose sum is σ = 5361797790720. Its totient is φ = 635649600640.

The previous prime is 2102032121243. The next prime is 2102032121257. The reversal of 2102032121244 is 4421212302012.

It is a super-2 number, since 2×2102032121244² (a number of 25 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2102032121243) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 16559409 + ... + 16685864.

It is an arithmetic number, because the mean of its divisors is an integer number (111704120640).

Almost surely, 2^{2102032121244} is an apocalyptic number.

It is an amenable number.

2102032121244 is an abundant number, since it is smaller than the sum of its proper divisors (3259765669476).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

2102032121244 is a wasteful number, since it uses less digits than its factorization.

2102032121244 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 33245770 (or 33245768 counting only the distinct ones).

The product of its (nonzero) digits is 1536, while the sum is 24.

Adding to 2102032121244 its reverse (4421212302012), we get a palindrome (6523244423256).

The spelling of 2102032121244 in words is "two trillion, one hundred two billion, thirty-two million, one hundred twenty-one thousand, two hundred forty-four".