221333020201030 has 64 divisors (see below), whose sum is σ = 451315811171520. Its totient is φ = 77645730816000.

The previous prime is 221333020200977. The next prime is 221333020201031. The reversal of 221333020201030 is 30102020333122.

It is a super-2 number, since 2×221333020201030² (a number of 29 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 221333020200992 and 221333020201010.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (221333020201031) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 561476371 + ... + 561870430.

It is an arithmetic number, because the mean of its divisors is an integer number (7051809549555).

Almost surely, 2^{221333020201030} is an apocalyptic number.

221333020201030 is an abundant number, since it is smaller than the sum of its proper divisors (229982790970490).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

221333020201030 is a wasteful number, since it uses less digits than its factorization.

221333020201030 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1123346905.

The product of its (nonzero) digits is 1296, while the sum is 22.

Adding to 221333020201030 its reverse (30102020333122), we get a palindrome (251435040534152).

The spelling of 221333020201030 in words is "two hundred twenty-one trillion, three hundred thirty-three billion, twenty million, two hundred one thousand, thirty".