30202212120102 has 96 divisors (see below), whose sum is σ = 73801968424704. Its totient is φ = 8845856424000.

The previous prime is 30202212120053. The next prime is 30202212120103. The reversal of 30202212120102 is 20102121220203.

30202212120102 is a `hidden beast` number, since 30 + 202 + 212 + 120 + 102 = 666.

It is a super-2 number, since 2×30202212120102² (a number of 28 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (18).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (30202212120103) by changing a digit.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 12544788 + ... + 14757239.

It is an arithmetic number, because the mean of its divisors is an integer number (768770504424).

Almost surely, 2^{30202212120102} is an apocalyptic number.

30202212120102 is an abundant number, since it is smaller than the sum of its proper divisors (43599756304602).

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

30202212120102 is a wasteful number, since it uses less digits than its factorization.

30202212120102 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 27302234 (or 27302231 counting only the distinct ones).

The product of its (nonzero) digits is 192, while the sum is 18.

Adding to 30202212120102 its reverse (20102121220203), we get a palindrome (50304333340305).

The spelling of 30202212120102 in words is "thirty trillion, two hundred two billion, two hundred twelve million, one hundred twenty thousand, one hundred two".