20242442000 has 320 divisors, whose sum is σ = 56067268608. Its totient is φ = 7001280000.

The previous prime is 20242441991. The next prime is 20242442023. The reversal of 20242442000 is 24424202.

It is a Harshad number since it is a multiple of its sum of digits (20).

It is an unprimeable number.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 45693779 + ... + 45694221.

Almost surely, 2^20242442000 is an apocalyptic number.

20242442000 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 20242442000, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (28033634304).

20242442000 is an abundant number, since it is smaller than the sum of its proper divisors (35824826608).

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

20242442000 is a wasteful number, since it uses less digits than its factorization.

20242442000 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 575 (or 559 counting only the distinct ones).

The product of its (nonzero) digits is 1024, while the sum is 20.

Adding to 20242442000 its reverse (24424202), we get a palindrome (20266866202).

The spelling of 20242442000 in words is "twenty billion, two hundred forty-two million, four hundred forty-two thousand".