121010121323222 has 4 divisors (see below), whose sum is σ = 181515181984836. Its totient is φ = 60505060661610.

The previous prime is 121010121323197. The next prime is 121010121323291. The reversal of 121010121323222 is 222323121010121.

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

It is a super-2 number, since 2×121010121323222² (a number of 29 digits) contains 22 as substring.

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, 30252530330804 + ... + 30252530330807.

It is an arithmetic number, because the mean of its divisors is an integer number (45378795496209).

Almost surely, 2^{121010121323222} is an apocalyptic number.

121010121323222 is a deficient number, since it is larger than the sum of its proper divisors (60505060661614).

121010121323222 is an equidigital number, since it uses as much as digits as its factorization.

121010121323222 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 60505060661613.

The product of its (nonzero) digits is 576, while the sum is 23.

Adding to 121010121323222 its reverse (222323121010121), we get a palindrome (343333242333343).

The spelling of 121010121323222 in words is "one hundred twenty-one trillion, ten billion, one hundred twenty-one million, three hundred twenty-three thousand, two hundred twenty-two".