122000040536 has 64 divisors (see below), whose sum is σ = 253606459680. Its totient is φ = 54556001280.

The previous prime is 122000040529. The next prime is 122000040551. The reversal of 122000040536 is 635040000221.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 2526410 + ... + 2574246.

Almost surely, 2^122000040536 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 122000040536, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (126803229840).

122000040536 is an abundant number, since it is smaller than the sum of its proper divisors (131606419144).

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

122000040536 is a wasteful number, since it uses less digits than its factorization.

122000040536 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 48324 (or 48320 counting only the distinct ones).

The product of its (nonzero) digits is 1440, while the sum is 23.

Adding to 122000040536 its reverse (635040000221), we get a palindrome (757040040757).

The spelling of 122000040536 in words is "one hundred twenty-two billion, forty thousand, five hundred thirty-six".