30221020102 has 16 divisors (see below), whose sum is σ = 55792652832. Its totient is φ = 11955568320.

The previous prime is 30221020097. The next prime is 30221020183. The reversal of 30221020102 is 20102012203.

It is a Harshad number since it is a multiple of its sum of digits (13).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 83024599 + ... + 83024962.

It is an arithmetic number, because the mean of its divisors is an integer number (3487040802).

Almost surely, 2^30221020102 is an apocalyptic number.

30221020102 is a deficient number, since it is larger than the sum of its proper divisors (25571632730).

30221020102 is a wasteful number, since it uses less digits than its factorization.

30221020102 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 166049583.

The product of its (nonzero) digits is 48, while the sum is 13.

Adding to 30221020102 its reverse (20102012203), we get a palindrome (50323032305).

The spelling of 30221020102 in words is "thirty billion, two hundred twenty-one million, twenty thousand, one hundred two".