122101743667530 has 128 divisors (see below), whose sum is σ = 324737934852096. Its totient is φ = 29133285984000.

The previous prime is 122101743667517. The next prime is 122101743667577. The reversal of 122101743667530 is 35766347101221.

It is a self number, because there is not a number n which added to its sum of digits gives 122101743667530.

It is an unprimeable number.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 23049624 + ... + 27847596.

It is an arithmetic number, because the mean of its divisors is an integer number (2537015116032).

Almost surely, 2^{122101743667530} is an apocalyptic number.

122101743667530 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is a practical number, because each smaller number is the sum of distinct divisors of 122101743667530, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (162368967426048).

122101743667530 is an abundant number, since it is smaller than the sum of its proper divisors (202636191184566).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

122101743667530 is a wasteful number, since it uses less digits than its factorization.

122101743667530 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4799212.

The product of its (nonzero) digits is 1270080, while the sum is 48.

The spelling of 122101743667530 in words is "one hundred twenty-two trillion, one hundred one billion, seven hundred forty-three million, six hundred sixty-seven thousand, five hundred thirty".