121301220022 has 32 divisors (see below), whose sum is σ = 196244506080. Its totient is φ = 56044235520.

The previous prime is 121301220017. The next prime is 121301220067. The reversal of 121301220022 is 220022103121.

It is a happy number.

It is a junction number, because it is equal to n+sod(n) for n = 121301219978 and 121301220005.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 12080388 + ... + 12090424.

It is an arithmetic number, because the mean of its divisors is an integer number (6132640815).

Almost surely, 2^121301220022 is an apocalyptic number.

121301220022 is a deficient number, since it is larger than the sum of its proper divisors (74943286058).

121301220022 is a wasteful number, since it uses less digits than its factorization.

121301220022 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 17856.

The product of its (nonzero) digits is 96, while the sum is 16.

Adding to 121301220022 its reverse (220022103121), we get a palindrome (341323323143).

The spelling of 121301220022 in words is "one hundred twenty-one billion, three hundred one million, two hundred twenty thousand, twenty-two".