1002012030 has 24 divisors (see below), whose sum is σ = 2605231512. Its totient is φ = 267203184.

The previous prime is 1002012017. The next prime is 1002012071. The reversal of 1002012030 is 302102001.

It is a happy number.

It is a Harshad number since it is a multiple of its sum of digits (9).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 5566644 + ... + 5566823.

It is an arithmetic number, because the mean of its divisors is an integer number (108551313).

Almost surely, 2^1002012030 is an apocalyptic number.

1002012030 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

1002012030 is an abundant number, since it is smaller than the sum of its proper divisors (1603219482).

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

1002012030 is a wasteful number, since it uses less digits than its factorization.

1002012030 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11133480 (or 11133477 counting only the distinct ones).

The product of its (nonzero) digits is 12, while the sum is 9.

The square root of 1002012030 is about 31654.5736031936. The cubic root of 1002012030 is about 1000.6702273616.

Adding to 1002012030 its reverse (302102001), we get a palindrome (1304114031).

The spelling of 1002012030 in words is "one billion, two million, twelve thousand, thirty".