222000122212001 has 64 divisors (see below), whose sum is σ = 270552833800704. Its totient is φ = 177819934003200.

The previous prime is 222000122211983. The next prime is 222000122212061. The reversal of 222000122212001 is 100212221000222.

It is a happy number.

It is a cyclic number.

It is not a de Polignac number, because 222000122212001 - 2²⁶ = 222000055103137 is a prime.

It is a super-3 number, since 3×222000122212001³ (a number of 44 digits) contains 333 as substring.

It is a Harshad number since it is a multiple of its sum of digits (17).

It is not an unprimeable number, because it can be changed into a prime (222000122212061) by changing a digit.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 45519809375 + ... + 45519814251.

It is an arithmetic number, because the mean of its divisors is an integer number (4227388028136).

Almost surely, 2^{222000122212001} is an apocalyptic number.

It is an amenable number.

222000122212001 is a deficient number, since it is larger than the sum of its proper divisors (48552711588703).

222000122212001 is a wasteful number, since it uses less digits than its factorization.

222000122212001 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8010.

The product of its (nonzero) digits is 128, while the sum is 17.

Adding to 222000122212001 its reverse (100212221000222), we get a palindrome (322212343212223).

The spelling of 222000122212001 in words is "two hundred twenty-two trillion, one hundred twenty-two million, two hundred twelve thousand, one".