122002021021022 has 4 divisors (see below), whose sum is σ = 183003031531536. Its totient is φ = 61001010510510.

The previous prime is 122002021020989. The next prime is 122002021021061. The reversal of 122002021021022 is 220120120200221.

It is a happy number.

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

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, 30500505255254 + ... + 30500505255257.

It is an arithmetic number, because the mean of its divisors is an integer number (45750757882884).

Almost surely, 2^{122002021021022} is an apocalyptic number.

122002021021022 is a deficient number, since it is larger than the sum of its proper divisors (61001010510514).

122002021021022 is an equidigital number, since it uses as much as digits as its factorization.

122002021021022 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 61001010510513.

The product of its (nonzero) digits is 128, while the sum is 17.

Adding to 122002021021022 its reverse (220120120200221), we get a palindrome (342122141221243).

The spelling of 122002021021022 in words is "one hundred twenty-two trillion, two billion, twenty-one million, twenty-one thousand, twenty-two".