30020133223131 has 16 divisors (see below), whose sum is σ = 40064704942080. Its totient is φ = 19994492904480.

The previous prime is 30020133223123. The next prime is 30020133223153. The reversal of 30020133223131 is 13132233102003.

It is not a de Polignac number, because 30020133223131 - 2³ = 30020133223123 is a prime.

It is a super-2 number, since 2×30020133223131² (a number of 28 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (30020133223631) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 131424486 + ... + 131652708.

It is an arithmetic number, because the mean of its divisors is an integer number (2504044058880).

Almost surely, 2^{30020133223131} is an apocalyptic number.

30020133223131 is a deficient number, since it is larger than the sum of its proper divisors (10044571718949).

30020133223131 is a wasteful number, since it uses less digits than its factorization.

30020133223131 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 269506.

The product of its (nonzero) digits is 1944, while the sum is 24.

Adding to 30020133223131 its reverse (13132233102003), we get a palindrome (43152366325134).

The spelling of 30020133223131 in words is "thirty trillion, twenty billion, one hundred thirty-three million, two hundred twenty-three thousand, one hundred thirty-one".