1011223032 has 32 divisors (see below), whose sum is σ = 2529090000. Its totient is φ = 336936704.

The previous prime is 1011223013. The next prime is 1011223033. The reversal of 1011223032 is 2303221101.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1011223033) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 63844 + ... + 78092.

Almost surely, 2^1011223032 is an apocalyptic number.

1011223032 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

1011223032 is an abundant number, since it is smaller than the sum of its proper divisors (1517866968).

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

1011223032 is a wasteful number, since it uses less digits than its factorization.

1011223032 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 17215 (or 17211 counting only the distinct ones).

The product of its (nonzero) digits is 72, while the sum is 15.

The square root of 1011223032 is about 31799.7332064280. The cubic root of 1011223032 is about 1003.7271021184.

Adding to 1011223032 its reverse (2303221101), we get a palindrome (3314444133).

The spelling of 1011223032 in words is "one billion, eleven million, two hundred twenty-three thousand, thirty-two".