20222311032 has 192 divisors, whose sum is σ = 68355705600. Its totient is φ = 5246968320.

The previous prime is 20222311009. The next prime is 20222311037. The reversal of 20222311032 is 23011322202.

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

It is a junction number, because it is equal to n+sod(n) for n = 20222310996 and 20222311014.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (20222311037) 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, 8919163 + ... + 8921429.

It is an arithmetic number, because the mean of its divisors is an integer number (356019300).

Almost surely, 2^20222311032 is an apocalyptic number.

20222311032 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 20222311032, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (34177852800).

20222311032 is an abundant number, since it is smaller than the sum of its proper divisors (48133394568).

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

20222311032 is a wasteful number, since it uses less digits than its factorization.

20222311032 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3906 (or 3899 counting only the distinct ones).

The product of its (nonzero) digits is 288, while the sum is 18.

Adding to 20222311032 its reverse (23011322202), we get a palindrome (43233633234).

The spelling of 20222311032 in words is "twenty billion, two hundred twenty-two million, three hundred eleven thousand, thirty-two".