2202001111221 has 8 divisors (see below), whose sum is σ = 2936047848384. Its totient is φ = 1467977557440.

The previous prime is 2202001111169. The next prime is 2202001111249. The reversal of 2202001111221 is 1221111002022.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 2202001111221 - 2¹⁴ = 2202001094837 is a prime.

It is a super-5 number, since 5×2202001111221⁵ (a number of 63 digits) contains 55555 as substring. Note that it is a super-d number also for d = 2.

It is a self number, because there is not a number n which added to its sum of digits gives 2202001111221.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2202001111291) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 5572996 + ... + 5955021.

It is an arithmetic number, because the mean of its divisors is an integer number (367005981048).

Almost surely, 2^{2202001111221} is an apocalyptic number.

It is an amenable number.

2202001111221 is a deficient number, since it is larger than the sum of its proper divisors (734046737163).

2202001111221 is a wasteful number, since it uses less digits than its factorization.

2202001111221 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11591691.

The product of its (nonzero) digits is 32, while the sum is 15.

Adding to 2202001111221 its reverse (1221111002022), we get a palindrome (3423112113243).

The spelling of 2202001111221 in words is "two trillion, two hundred two billion, one million, one hundred eleven thousand, two hundred twenty-one".