30213324020122 has 4 divisors (see below), whose sum is σ = 45319986030186. Its totient is φ = 15106662010060.

The previous prime is 30213324020119. The next prime is 30213324020123. The reversal of 30213324020122 is 22102042331203.

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., 21982960582801 + 8230363437321 = 4688599^2 + 2868861^2 .

It is a super-2 number, since 2×30213324020122² (a number of 28 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (30213324020123) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 7553331005029 + ... + 7553331005032.

Almost surely, 2^{30213324020122} is an apocalyptic number.

30213324020122 is a deficient number, since it is larger than the sum of its proper divisors (15106662010064).

30213324020122 is a wasteful number, since it uses less digits than its factorization.

30213324020122 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 15106662010063.

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

Adding to 30213324020122 its reverse (22102042331203), we get a palindrome (52315366351325).

The spelling of 30213324020122 in words is "thirty trillion, two hundred thirteen billion, three hundred twenty-four million, twenty thousand, one hundred twenty-two".