122331040211552 has 192 divisors, whose sum is σ = 268862713560000. Its totient is φ = 54449362501632.

The previous prime is 122331040211491. The next prime is 122331040211651. The reversal of 122331040211552 is 255112040133221.

It is a Harshad number since it is a multiple of its sum of digits (32).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 19676857148 + ... + 19676863364.

It is an arithmetic number, because the mean of its divisors is an integer number (1400326633125).

Almost surely, 2^{122331040211552} is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 122331040211552, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (134431356780000).

122331040211552 is an abundant number, since it is smaller than the sum of its proper divisors (146531673348448).

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

122331040211552 is a wasteful number, since it uses less digits than its factorization.

122331040211552 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9041 (or 9033 counting only the distinct ones).

The product of its (nonzero) digits is 14400, while the sum is 32.

Adding to 122331040211552 its reverse (255112040133221), we get a palindrome (377443080344773).

The spelling of 122331040211552 in words is "one hundred twenty-two trillion, three hundred thirty-one billion, forty million, two hundred eleven thousand, five hundred fifty-two".