122002201044 has 144 divisors (see below), whose sum is σ = 334658251200. Its totient is φ = 37354286592.

The previous prime is 122002201019. The next prime is 122002201049. The reversal of 122002201044 is 440102200221.

It is a Harshad number since it is a multiple of its sum of digits (18).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (122002201049) by changing a digit.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 2925282 + ... + 2966694.

Almost surely, 2^122002201044 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 122002201044, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (167329125600).

122002201044 is an abundant number, since it is smaller than the sum of its proper divisors (212656050156).

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

122002201044 is a wasteful number, since it uses less digits than its factorization.

122002201044 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 41574 (or 41569 counting only the distinct ones).

The product of its (nonzero) digits is 256, while the sum is 18.

Adding to 122002201044 its reverse (440102200221), we get a palindrome (562104401265).

The spelling of 122002201044 in words is "one hundred twenty-two billion, two million, two hundred one thousand, forty-four".