122221000002111 has 8 divisors (see below), whose sum is σ = 165256563383424. Its totient is φ = 80333051644440.

The previous prime is 122221000002041. The next prime is 122221000002121. The reversal of 122221000002111 is 111200000122221.

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

It is not a de Polignac number, because 122221000002111 - 2¹³ = 122220999993919 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (122221000002121) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 286903755661 + ... + 286903756086.

It is an arithmetic number, because the mean of its divisors is an integer number (20657070422928).

Almost surely, 2^{122221000002111} is an apocalyptic number.

122221000002111 is a deficient number, since it is larger than the sum of its proper divisors (43035563381313).

122221000002111 is an equidigital number, since it uses as much as digits as its factorization.

122221000002111 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 573807511821.

The product of its (nonzero) digits is 32, while the sum is 15.

Adding to 122221000002111 its reverse (111200000122221), we get a palindrome (233421000124332).

The spelling of 122221000002111 in words is "one hundred twenty-two trillion, two hundred twenty-one billion, two thousand, one hundred eleven".