2220001220022 has 32 divisors (see below), whose sum is σ = 4462763703552. Its totient is φ = 736207239264.

The previous prime is 2220001219991. The next prime is 2220001220027. The reversal of 2220001220022 is 2200221000222.

It is a junction number, because it is equal to n+sod(n) for n = 2220001219983 and 2220001220010.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2220001220027) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 34088263 + ... + 34153325.

It is an arithmetic number, because the mean of its divisors is an integer number (139461365736).

Almost surely, 2^{2220001220022} is an apocalyptic number.

2220001220022 is an abundant number, since it is smaller than the sum of its proper divisors (2242762483530).

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

2220001220022 is a wasteful number, since it uses less digits than its factorization.

2220001220022 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 94132.

The product of its (nonzero) digits is 128, while the sum is 15.

Adding to 2220001220022 its reverse (2200221000222), we get a palindrome (4420222220244).

The spelling of 2220001220022 in words is "two trillion, two hundred twenty billion, one million, two hundred twenty thousand, twenty-two".