30202042412 has 6 divisors (see below), whose sum is σ = 52853574228. Its totient is φ = 15101021204.

The previous prime is 30202042411. The next prime is 30202042433. The reversal of 30202042412 is 21424020203.

It is not an unprimeable number, because it can be changed into a prime (30202042411) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3775255298 + ... + 3775255305.

It is an arithmetic number, because the mean of its divisors is an integer number (8808929038).

Almost surely, 2^30202042412 is an apocalyptic number.

It is an amenable number.

30202042412 is a deficient number, since it is larger than the sum of its proper divisors (22651531816).

30202042412 is a wasteful number, since it uses less digits than its factorization.

30202042412 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7550510607 (or 7550510605 counting only the distinct ones).

The product of its (nonzero) digits is 768, while the sum is 20.

Adding to 30202042412 its reverse (21424020203), we get a palindrome (51626062615).

The spelling of 30202042412 in words is "thirty billion, two hundred two million, forty-two thousand, four hundred twelve".