1022211010121 has 8 divisors (see below), whose sum is σ = 1168434204864. Its totient is φ = 876036078000.

The previous prime is 1022211010097. The next prime is 1022211010127. The reversal of 1022211010121 is 1210101122201.

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

It is a cyclic number.

It is not a de Polignac number, because 1022211010121 - 2³⁸ = 747333103177 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 1022211010096 and 1022211010105.

It is not an unprimeable number, because it can be changed into a prime (1022211010127) 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, 12020255 + ... + 12104996.

It is an arithmetic number, because the mean of its divisors is an integer number (146054275608).

Almost surely, 2^{1022211010121} is an apocalyptic number.

It is an amenable number.

1022211010121 is a deficient number, since it is larger than the sum of its proper divisors (146223194743).

1022211010121 is an equidigital number, since it uses as much as digits as its factorization.

1022211010121 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 24131311.

The product of its (nonzero) digits is 16, while the sum is 14.

Adding to 1022211010121 its reverse (1210101122201), we get a palindrome (2232312132322).

The spelling of 1022211010121 in words is "one trillion, twenty-two billion, two hundred eleven million, ten thousand, one hundred twenty-one".