30221040033142 has 16 divisors (see below), whose sum is σ = 51807892015872. Its totient is φ = 12951775595880.

The previous prime is 30221040033133. The next prime is 30221040033187. The reversal of 30221040033142 is 24133004012203.

It is a super-2 number, since 2×30221040033142² (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 7 ways as a sum of consecutive naturals, for example, 6307234 + ... + 10011157.

It is an arithmetic number, because the mean of its divisors is an integer number (3237993250992).

Almost surely, 2^{30221040033142} is an apocalyptic number.

30221040033142 is a deficient number, since it is larger than the sum of its proper divisors (21586851982730).

30221040033142 is a wasteful number, since it uses less digits than its factorization.

30221040033142 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 16450683.

The product of its (nonzero) digits is 3456, while the sum is 25.

Adding to 30221040033142 its reverse (24133004012203), we get a palindrome (54354044045345).

The spelling of 30221040033142 in words is "thirty trillion, two hundred twenty-one billion, forty million, thirty-three thousand, one hundred forty-two".