22311222130032 has 160 divisors (see below), whose sum is σ = 63005514460416. Its totient is φ = 6747174604800.

The previous prime is 22311222130003. The next prime is 22311222130037. The reversal of 22311222130032 is 23003122211322.

It is a super-3 number, since 3×22311222130032³ (a number of 41 digits) contains 333 as substring.

It is a Harshad number since it is a multiple of its sum of digits (24).

It is a junction number, because it is equal to n+sod(n) for n = 22311222129984 and 22311222130011.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (22311222130037) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 1008496923 + ... + 1008519045.

Almost surely, 2^{22311222130032} is an apocalyptic number.

22311222130032 is a gapful number since it is divisible by the number (22) 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 22311222130032, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (31502757230208).

22311222130032 is an abundant number, since it is smaller than the sum of its proper divisors (40694292330384).

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

22311222130032 is a wasteful number, since it uses less digits than its factorization.

22311222130032 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 25959 (or 25953 counting only the distinct ones).

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

Adding to 22311222130032 its reverse (23003122211322), we get a palindrome (45314344341354).

The spelling of 22311222130032 in words is "twenty-two trillion, three hundred eleven billion, two hundred twenty-two million, one hundred thirty thousand, thirty-two".