2102242421112 has 64 divisors (see below), whose sum is σ = 5263163938560. Its totient is φ = 699740467200.

The previous prime is 2102242421099. The next prime is 2102242421197. The reversal of 2102242421112 is 2111242422012.

It is a Harshad number since it is a multiple of its sum of digits (24).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 50646687 + ... + 50688177.

It is an arithmetic number, because the mean of its divisors is an integer number (82236936540).

Almost surely, 2^{2102242421112} is an apocalyptic number.

It is an amenable number.

2102242421112 is an abundant number, since it is smaller than the sum of its proper divisors (3160921517448).

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

2102242421112 is a wasteful number, since it uses less digits than its factorization.

2102242421112 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 44484 (or 44480 counting only the distinct ones).

The product of its (nonzero) digits is 1024, while the sum is 24.

Adding to 2102242421112 its reverse (2111242422012), we get a palindrome (4213484843124).

The spelling of 2102242421112 in words is "two trillion, one hundred two billion, two hundred forty-two million, four hundred twenty-one thousand, one hundred twelve".