22301151123012 has 144 divisors (see below), whose sum is σ = 56112779620800. Its totient is φ = 6890784493824.

The previous prime is 22301151122989. The next prime is 22301151123023. The reversal of 22301151123012 is 21032115110322.

It is a super-2 number, since 2×22301151123012² (a number of 27 digits) contains 22 as substring.

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, 42988518 + ... + 43504194.

It is an arithmetic number, because the mean of its divisors is an integer number (389672080700).

Almost surely, 2^{22301151123012} 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 22301151123012, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (28056389810400).

22301151123012 is an abundant number, since it is smaller than the sum of its proper divisors (33811628497788).

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

22301151123012 is a wasteful number, since it uses less digits than its factorization.

22301151123012 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 515938 (or 515917 counting only the distinct ones).

The product of its (nonzero) digits is 720, while the sum is 24.

Adding to 22301151123012 its reverse (21032115110322), we get a palindrome (43333266233334).

The spelling of 22301151123012 in words is "twenty-two trillion, three hundred one billion, one hundred fifty-one million, one hundred twenty-three thousand, twelve".