30023003121994 has 4 divisors (see below), whose sum is σ = 45034504682994. Its totient is φ = 15011501560996.

The previous prime is 30023003121913. The next prime is 30023003122039. The reversal of 30023003121994 is 49912130032003.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in only one way, i.e., 26446694743225 + 3576308378769 = 5142635^2 + 1891113^2 .

It is a super-2 number, since 2×30023003121994² (a number of 28 digits) contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 7505750780497 + ... + 7505750780500.

Almost surely, 2^{30023003121994} is an apocalyptic number.

30023003121994 is a deficient number, since it is larger than the sum of its proper divisors (15011501561000).

30023003121994 is a wasteful number, since it uses less digits than its factorization.

30023003121994 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 15011501560999.

The product of its (nonzero) digits is 34992, while the sum is 37.

Adding to 30023003121994 its reverse (49912130032003), we get a palindrome (79935133153997).

The spelling of 30023003121994 in words is "thirty trillion, twenty-three billion, three million, one hundred twenty-one thousand, nine hundred ninety-four".