221001130322030 has 64 divisors (see below), whose sum is σ = 415470369121920. Its totient is φ = 84481066205184.

The previous prime is 221001130322023. The next prime is 221001130322051. The reversal of 221001130322030 is 30223031100122.

It is a super-2 number, since 2×221001130322030² (a number of 29 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 221001130321993 and 221001130322011.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (29) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 5485376126 + ... + 5485416414.

It is an arithmetic number, because the mean of its divisors is an integer number (6491724517530).

Almost surely, 2^{221001130322030} is an apocalyptic number.

221001130322030 is a deficient number, since it is larger than the sum of its proper divisors (194469238799890).

221001130322030 is a wasteful number, since it uses less digits than its factorization.

221001130322030 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 61133.

The product of its (nonzero) digits is 432, while the sum is 20.

Adding to 221001130322030 its reverse (30223031100122), we get a palindrome (251224161422152).

The spelling of 221001130322030 in words is "two hundred twenty-one trillion, one billion, one hundred thirty million, three hundred twenty-two thousand, thirty".