121010110020022 has 4 divisors (see below), whose sum is σ = 181515165030036. Its totient is φ = 60505055010010.

The previous prime is 121010110020013. The next prime is 121010110020067. The reversal of 121010110020022 is 220020011010121.

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

It is a junction number, because it is equal to n+sod(n) for n = 121010110019984 and 121010110020011.

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, 30252527505004 + ... + 30252527505007.

It is an arithmetic number, because the mean of its divisors is an integer number (45378791257509).

Almost surely, 2^{121010110020022} is an apocalyptic number.

121010110020022 is a deficient number, since it is larger than the sum of its proper divisors (60505055010014).

121010110020022 is an equidigital number, since it uses as much as digits as its factorization.

121010110020022 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 60505055010013.

The product of its (nonzero) digits is 16, while the sum is 13.

Adding to 121010110020022 its reverse (220020011010121), we get a palindrome (341030121030143).

Subtracting 121010110020022 from its reverse (220020011010121), we obtain a palindrome (99009900990099).

The spelling of 121010110020022 in words is "one hundred twenty-one trillion, ten billion, one hundred ten million, twenty thousand, twenty-two".