42111021232 has 80 divisors (see below), whose sum is σ = 98781802560. Its totient is φ = 16977199104.

The previous prime is 42111021221. The next prime is 42111021259. The reversal of 42111021232 is 23212011124.

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, 4711744 + ... + 4720672.

It is an arithmetic number, because the mean of its divisors is an integer number (1234772532).

Almost surely, 2^42111021232 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 42111021232, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (49390901280).

42111021232 is an abundant number, since it is smaller than the sum of its proper divisors (56670781328).

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

42111021232 is a wasteful number, since it uses less digits than its factorization.

42111021232 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11438 (or 11432 counting only the distinct ones).

The product of its (nonzero) digits is 192, while the sum is 19.

Adding to 42111021232 its reverse (23212011124), we get a palindrome (65323032356).

The spelling of 42111021232 in words is "forty-two billion, one hundred eleven million, twenty-one thousand, two hundred thirty-two".