27122115000 has 160 divisors (see below), whose sum is σ = 86798028240. Its totient is φ = 7056000000.

The previous prime is 27122114983. The next prime is 27122115017. The reversal of 27122115000 is 51122172.

It is an interprime number because it is at equal distance from previous prime (27122114983) and next prime (27122115017).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 39 ways as a sum of consecutive naturals, for example, 592950 + ... + 637050.

Almost surely, 2^27122115000 is an apocalyptic number.

27122115000 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 27122115000, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (43399014120).

27122115000 is an abundant number, since it is smaller than the sum of its proper divisors (59675913240).

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

27122115000 is a wasteful number, since it uses less digits than its factorization.

27122115000 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 44171 (or 44152 counting only the distinct ones).

The product of its (nonzero) digits is 280, while the sum is 21.

Adding to 27122115000 its reverse (51122172), we get a palindrome (27173237172).

The spelling of 27122115000 in words is "twenty-seven billion, one hundred twenty-two million, one hundred fifteen thousand".