122220212000198 has 8 divisors (see below), whose sum is σ = 197432650154208. Its totient is φ = 56409328615464.

The previous prime is 122220212000191. The next prime is 122220212000221. The reversal of 122220212000198 is 891000212022221.

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

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (122220212000191) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2350388692286 + ... + 2350388692337.

It is an arithmetic number, because the mean of its divisors is an integer number (24679081269276).

Almost surely, 2^{122220212000198} is an apocalyptic number.

122220212000198 is a deficient number, since it is larger than the sum of its proper divisors (75212438154010).

122220212000198 is a wasteful number, since it uses less digits than its factorization.

122220212000198 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4700777384638.

The product of its (nonzero) digits is 4608, while the sum is 32.

The spelling of 122220212000198 in words is "one hundred twenty-two trillion, two hundred twenty billion, two hundred twelve million, one hundred ninety-eight", and thus it is an aban number.