20142222300 has 108 divisors (see below), whose sum is σ = 63558822600. Its totient is φ = 5335175040.

The previous prime is 20142222277. The next prime is 20142222337. The reversal of 20142222300 is 322224102.

20142222300 is a `hidden beast` number, since 2 + 0 + 142 + 222 + 300 = 666.

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

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 35 ways as a sum of consecutive naturals, for example, 58999 + ... + 209201.

Almost surely, 2^20142222300 is an apocalyptic number.

20142222300 is a gapful number since it is divisible by the number (20) 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 20142222300, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (31779411300).

20142222300 is an abundant number, since it is smaller than the sum of its proper divisors (43416600300).

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

20142222300 is a wasteful number, since it uses less digits than its factorization.

20142222300 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 150372 (or 150362 counting only the distinct ones).

The product of its (nonzero) digits is 384, while the sum is 18.

Adding to 20142222300 its reverse (322224102), we get a palindrome (20464446402).

The spelling of 20142222300 in words is "twenty billion, one hundred forty-two million, two hundred twenty-two thousand, three hundred".