120221121022 has 4 divisors (see below), whose sum is σ = 180331681536. Its totient is φ = 60110560510.

The previous prime is 120221121017. The next prime is 120221121061. The reversal of 120221121022 is 220121122021.

It is a happy number.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 220121122021 = 15971 ⋅13782551.

It is a junction number, because it is equal to n+sod(n) for n = 120221120987 and 120221121005.

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, 30055280254 + ... + 30055280257.

It is an arithmetic number, because the mean of its divisors is an integer number (45082920384).

Almost surely, 2^120221121022 is an apocalyptic number.

120221121022 is a deficient number, since it is larger than the sum of its proper divisors (60110560514).

120221121022 is an equidigital number, since it uses as much as digits as its factorization.

120221121022 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 60110560513.

The product of its (nonzero) digits is 64, while the sum is 16.

Adding to 120221121022 its reverse (220121122021), we get a palindrome (340342243043).

Subtracting 120221121022 from its reverse (220121122021), we obtain a palindrome (99900000999).

The spelling of 120221121022 in words is "one hundred twenty billion, two hundred twenty-one million, one hundred twenty-one thousand, twenty-two".