122221121111002 has 8 divisors (see below), whose sum is σ = 183332199520512. Its totient is φ = 61110387937500.

The previous prime is 122221121110927. The next prime is 122221121111041. The reversal of 122221121111002 is 200111121122221.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 85422124 + ... + 86841127.

It is an arithmetic number, because the mean of its divisors is an integer number (22916524940064).

Almost surely, 2^{122221121111002} is an apocalyptic number.

122221121111002 is a deficient number, since it is larger than the sum of its proper divisors (61111078409510).

122221121111002 is a wasteful number, since it uses less digits than its factorization.

122221121111002 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 172618004.

The product of its (nonzero) digits is 64, while the sum is 19.

Adding to 122221121111002 its reverse (200111121122221), we get a palindrome (322332242233223).

The spelling of 122221121111002 in words is "one hundred twenty-two trillion, two hundred twenty-one billion, one hundred twenty-one million, one hundred eleven thousand, two".