30020002103100 has 72 divisors (see below), whose sum is σ = 87240506750208. Its totient is φ = 7970068088000.

The previous prime is 30020002103093. The next prime is 30020002103111. The reversal of 30020002103100 is 130120002003.

It is a happy number.

It is a super-2 number, since 2×30020002103100² (a number of 28 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (12).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 220343076 + ... + 220479275.

It is an arithmetic number, because the mean of its divisors is an integer number (1211673704864).

Almost surely, 2^{30020002103100} is an apocalyptic number.

30020002103100 is a gapful number since it is divisible by the number (30) formed by its first and last digit.

It is an amenable number.

30020002103100 is an abundant number, since it is smaller than the sum of its proper divisors (57220504647108).

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

30020002103100 is a wasteful number, since it uses less digits than its factorization.

30020002103100 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 440822595 (or 440822588 counting only the distinct ones).

The product of its (nonzero) digits is 36, while the sum is 12.

Adding to 30020002103100 its reverse (130120002003), we get a palindrome (30150122105103).

The spelling of 30020002103100 in words is "thirty trillion, twenty billion, two million, one hundred three thousand, one hundred".