121001212022 has 4 divisors (see below), whose sum is σ = 181501818036. Its totient is φ = 60500606010.

The previous prime is 121001211997. The next prime is 121001212037. The reversal of 121001212022 is 220212100121.

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 = 121001211988 and 121001212006.

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, 30250303004 + ... + 30250303007.

It is an arithmetic number, because the mean of its divisors is an integer number (45375454509).

Almost surely, 2^121001212022 is an apocalyptic number.

121001212022 is a deficient number, since it is larger than the sum of its proper divisors (60500606014).

121001212022 is an equidigital number, since it uses as much as digits as its factorization.

121001212022 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 60500606013.

The product of its (nonzero) digits is 32, while the sum is 14.

Adding to 121001212022 its reverse (220212100121), we get a palindrome (341213312143).

The spelling of 121001212022 in words is "one hundred twenty-one billion, one million, two hundred twelve thousand, twenty-two".