222020121001022 has 4 divisors (see below), whose sum is σ = 333030181501536. Its totient is φ = 111010060500510.

The previous prime is 222020121000991. The next prime is 222020121001111. The reversal of 222020121001022 is 220100121020222.

It is a happy number.

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

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, 55505030250254 + ... + 55505030250257.

It is an arithmetic number, because the mean of its divisors is an integer number (83257545375384).

Almost surely, 2^{222020121001022} is an apocalyptic number.

222020121001022 is a deficient number, since it is larger than the sum of its proper divisors (111010060500514).

222020121001022 is a wasteful number, since it uses less digits than its factorization.

222020121001022 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 111010060500513.

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

Adding to 222020121001022 its reverse (220100121020222), we get a palindrome (442120242021244).

The spelling of 222020121001022 in words is "two hundred twenty-two trillion, twenty billion, one hundred twenty-one million, one thousand, twenty-two".