30102111212102 has 8 divisors (see below), whose sum is σ = 45153254642256. Its totient is φ = 15051026331352.

The previous prime is 30102111212099. The next prime is 30102111212113. The reversal of 30102111212102 is 20121211120103.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a super-2 number, since 2×30102111212102² (a number of 28 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 13328618 + ... + 15422589.

It is an arithmetic number, because the mean of its divisors is an integer number (5644156830282).

Almost surely, 2^{30102111212102} is an apocalyptic number.

30102111212102 is a deficient number, since it is larger than the sum of its proper divisors (15051143430154).

30102111212102 is a wasteful number, since it uses less digits than its factorization.

30102111212102 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 29274702.

The product of its (nonzero) digits is 48, while the sum is 17.

Adding to 30102111212102 its reverse (20121211120103), we get a palindrome (50223322332205).

The spelling of 30102111212102 in words is "thirty trillion, one hundred two billion, one hundred eleven million, two hundred twelve thousand, one hundred two".