1022222120001 has 8 divisors (see below), whose sum is σ = 1363041285984. Its totient is φ = 681442183680.

The previous prime is 1022222119979. The next prime is 1022222120033. The reversal of 1022222120001 is 1000212222201.

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

It is not a de Polignac number, because 1022222120001 - 2⁹ = 1022222119489 is a prime.

It is not an unprimeable number, because it can be changed into a prime (1022222120081) 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, 9746560 + ... + 9850881.

It is an arithmetic number, because the mean of its divisors is an integer number (170380160748).

Almost surely, 2^{1022222120001} is an apocalyptic number.

It is an amenable number.

1022222120001 is a deficient number, since it is larger than the sum of its proper divisors (340819165983).

1022222120001 is a wasteful number, since it uses less digits than its factorization.

1022222120001 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 19614831.

The product of its (nonzero) digits is 64, while the sum is 15.

Adding to 1022222120001 its reverse (1000212222201), we get a palindrome (2022434342202).

The spelling of 1022222120001 in words is "one trillion, twenty-two billion, two hundred twenty-two million, one hundred twenty thousand, one".