30031202031000 has 64 divisors (see below), whose sum is σ = 93697350346080. Its totient is φ = 8008320540800.

The previous prime is 30031202030953. The next prime is 30031202031007. The reversal of 30031202031000 is 13020213003.

It is a super-2 number, since 2×30031202031000² (a number of 28 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (15).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (30031202031007) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 5005197339 + ... + 5005203338.

Almost surely, 2^{30031202031000} is an apocalyptic number.

30031202031000 is a gapful number since it is divisible by the number (30) formed by its first and last digit.

It is an amenable number.

30031202031000 is an abundant number, since it is smaller than the sum of its proper divisors (63666148315080).

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

30031202031000 is a wasteful number, since it uses less digits than its factorization.

30031202031000 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10010400701 (or 10010400687 counting only the distinct ones).

The product of its (nonzero) digits is 108, while the sum is 15.

Adding to 30031202031000 its reverse (13020213003), we get a palindrome (30044222244003).

The spelling of 30031202031000 in words is "thirty trillion, thirty-one billion, two hundred two million, thirty-one thousand".