1021103132 has 24 divisors (see below), whose sum is σ = 2062431840. Its totient is φ = 433281600.

The previous prime is 1021103131. The next prime is 1021103179. The reversal of 1021103132 is 2313011201.

It is a Harshad number since it is a multiple of its sum of digits (14).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1021103131) 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, 177707 + ... + 183362.

It is an arithmetic number, because the mean of its divisors is an integer number (85934660).

Almost surely, 2^1021103132 is an apocalyptic number.

It is an amenable number.

1021103132 is an abundant number, since it is smaller than the sum of its proper divisors (1041328708).

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

1021103132 is a wasteful number, since it uses less digits than its factorization.

1021103132 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 361181 (or 361179 counting only the distinct ones).

The product of its (nonzero) digits is 36, while the sum is 14.

The square root of 1021103132 is about 31954.7043797936. The cubic root of 1021103132 is about 1006.9854669620.

Adding to 1021103132 its reverse (2313011201), we get a palindrome (3334114333).

The spelling of 1021103132 in words is "one billion, twenty-one million, one hundred three thousand, one hundred thirty-two".