106243412520 has 128 divisors (see below), whose sum is σ = 365296055040. Its totient is φ = 24215347200.

The previous prime is 106243412519. The next prime is 106243412581. The reversal of 106243412520 is 25214342601.

It is a super-2 number, since 2×106243412520² (a number of 23 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (30).

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 117370 + ... + 475670.

It is an arithmetic number, because the mean of its divisors is an integer number (2853875430).

Almost surely, 2^106243412520 is an apocalyptic number.

106243412520 is a gapful number since it is divisible by the number (10) 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 106243412520, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (182648027520).

106243412520 is an abundant number, since it is smaller than the sum of its proper divisors (259052642520).

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

106243412520 is a wasteful number, since it uses less digits than its factorization.

106243412520 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 358675 (or 358671 counting only the distinct ones).

The product of its (nonzero) digits is 11520, while the sum is 30.

The spelling of 106243412520 in words is "one hundred six billion, two hundred forty-three million, four hundred twelve thousand, five hundred twenty".