22130001001240 has 128 divisors (see below), whose sum is σ = 56080074885120. Its totient is φ = 7786467993600.

The previous prime is 22130001001217. The next prime is 22130001001249. The reversal of 22130001001240 is 4210010003122.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (22130001001249) 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, 89586939 + ... + 89833621.

It is an arithmetic number, because the mean of its divisors is an integer number (438125585040).

Almost surely, 2^{22130001001240} is an apocalyptic number.

22130001001240 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 22130001001240, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (28040037442560).

22130001001240 is an abundant number, since it is smaller than the sum of its proper divisors (33950073883880).

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

22130001001240 is a wasteful number, since it uses less digits than its factorization.

22130001001240 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 253313 (or 253309 counting only the distinct ones).

The product of its (nonzero) digits is 96, while the sum is 16.

Adding to 22130001001240 its reverse (4210010003122), we get a palindrome (26340011004362).

The spelling of 22130001001240 in words is "twenty-two trillion, one hundred thirty billion, one million, one thousand, two hundred forty".