122212322303100 has 144 divisors (see below), whose sum is σ = 357292809400800. Its totient is φ = 32250037248000.

The previous prime is 122212322303063. The next prime is 122212322303111. The reversal of 122212322303100 is 1303223212221.

It is a super-2 number, since 2×122212322303100² (a number of 29 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 55675176 + ... + 57828624.

Almost surely, 2^{122212322303100} is an apocalyptic number.

122212322303100 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 122212322303100, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (178646404700400).

122212322303100 is an abundant number, since it is smaller than the sum of its proper divisors (235080487097700).

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

122212322303100 is a wasteful number, since it uses less digits than its factorization.

122212322303100 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2155440 (or 2155433 counting only the distinct ones).

The product of its (nonzero) digits is 1728, while the sum is 24.

Adding to 122212322303100 its reverse (1303223212221), we get a palindrome (123515545515321).

The spelling of 122212322303100 in words is "one hundred twenty-two trillion, two hundred twelve billion, three hundred twenty-two million, three hundred three thousand, one hundred".