222000201021 has 24 divisors (see below), whose sum is σ = 304434323424. Its totient is φ = 143897025600.

The previous prime is 222000200969. The next prime is 222000201023. The reversal of 222000201021 is 120102000222.

It is not a de Polignac number, because 222000201021 - 2⁹ = 222000200509 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 222000200988 and 222000201006.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (222000201023) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 5940631 + ... + 5977883.

It is an arithmetic number, because the mean of its divisors is an integer number (12684763476).

Almost surely, 2^222000201021 is an apocalyptic number.

It is an amenable number.

222000201021 is a deficient number, since it is larger than the sum of its proper divisors (82434122403).

222000201021 is a wasteful number, since it uses less digits than its factorization.

222000201021 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 38781 (or 38744 counting only the distinct ones).

The product of its (nonzero) digits is 32, while the sum is 12.

Adding to 222000201021 its reverse (120102000222), we get a palindrome (342102201243).

The spelling of 222000201021 in words is "two hundred twenty-two billion, two hundred one thousand, twenty-one".