1002123032 has 16 divisors (see below), whose sum is σ = 1880627640. Its totient is φ = 500622336.

The previous prime is 1002122999. The next prime is 1002123037. The reversal of 1002123032 is 2303212001.

It is a happy number.

It is a junction number, because it is equal to n+sod(n) for n = 1002122998 and 1002123016.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1002123037) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 45098 + ... + 63545.

Almost surely, 2^1002123032 is an apocalyptic number.

It is an amenable number.

1002123032 is a deficient number, since it is larger than the sum of its proper divisors (878504608).

1002123032 is a wasteful number, since it uses less digits than its factorization.

1002123032 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 109802 (or 109798 counting only the distinct ones).

The product of its (nonzero) digits is 72, while the sum is 14.

The square root of 1002123032 is about 31656.3268873696. The cubic root of 1002123032 is about 1000.7071771160.

Adding to 1002123032 its reverse (2303212001), we get a palindrome (3305335033).

The spelling of 1002123032 in words is "one billion, two million, one hundred twenty-three thousand, thirty-two".