121010222121122 has 8 divisors (see below), whose sum is σ = 192192705721836. Its totient is φ = 56945986880512.

The previous prime is 121010222121097. The next prime is 121010222121127. The reversal of 121010222121122 is 221121222010121.

It can be written as a sum of positive squares in 2 ways, for example, as 114921808985281 + 6088413135841 = 10720159^2 + 2467471^2 .

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

It is a junction number, because it is equal to n+sod(n) for n = 121010222121094 and 121010222121103.

It is not an unprimeable number, because it can be changed into a prime (121010222121127) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1779562089983 + ... + 1779562090050.

Almost surely, 2^{121010222121122} is an apocalyptic number.

121010222121122 is a deficient number, since it is larger than the sum of its proper divisors (71182483600714).

121010222121122 is a wasteful number, since it uses less digits than its factorization.

121010222121122 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3559124180052.

The product of its (nonzero) digits is 128, while the sum is 20.

Adding to 121010222121122 its reverse (221121222010121), we get a palindrome (342131444131243).

The spelling of 121010222121122 in words is "one hundred twenty-one trillion, ten billion, two hundred twenty-two million, one hundred twenty-one thousand, one hundred twenty-two".