1022011232 has 48 divisors (see below), whose sum is σ = 2211127632. Its totient is φ = 461137920.

The previous prime is 1022011213. The next prime is 1022011247. The reversal of 1022011232 is 2321102201.

It is a happy number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 37628 + ... + 58820.

It is an arithmetic number, because the mean of its divisors is an integer number (46065159).

Almost surely, 2^1022011232 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 1022011232, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1105563816).

1022011232 is an abundant number, since it is smaller than the sum of its proper divisors (1189116400).

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

1022011232 is a wasteful number, since it uses less digits than its factorization.

1022011232 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 21351 (or 21343 counting only the distinct ones).

The product of its (nonzero) digits is 48, while the sum is 14.

The square root of 1022011232 is about 31968.9103974471. The cubic root of 1022011232 is about 1007.2838934142.

Adding to 1022011232 its reverse (2321102201), we get a palindrome (3343113433).

The spelling of 1022011232 in words is "one billion, twenty-two million, eleven thousand, two hundred thirty-two".