220001121022 has 4 divisors (see below), whose sum is σ = 330001681536. Its totient is φ = 110000560510.

The previous prime is 220001121019. The next prime is 220001121031. The reversal of 220001121022 is 220121100022.

It is a happy number.

220001121022 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is a semiprime because it is the product of two primes.

It is a junction number, because it is equal to n+sod(n) for n = 220001120993 and 220001121011.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 55000280254 + ... + 55000280257.

It is an arithmetic number, because the mean of its divisors is an integer number (82500420384).

Almost surely, 2^220001121022 is an apocalyptic number.

220001121022 is a deficient number, since it is larger than the sum of its proper divisors (110000560514).

220001121022 is a wasteful number, since it uses less digits than its factorization.

220001121022 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 110000560513.

The product of its (nonzero) digits is 32, while the sum is 13.

Adding to 220001121022 its reverse (220121100022), we get a palindrome (440122221044).

The spelling of 220001121022 in words is "two hundred twenty billion, one million, one hundred twenty-one thousand, twenty-two".