101442210 has 32 divisors (see below), whose sum is σ = 243767232. Its totient is φ = 27017280.

The previous prime is 101442161. The next prime is 101442217. The reversal of 101442210 is 12244101.

It is a Harshad number since it is a multiple of its sum of digits (15).

It is a self number, because there is not a number n which added to its sum of digits gives 101442210.

It is not an unprimeable number, because it can be changed into a prime (101442217) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 30237 + ... + 33423.

It is an arithmetic number, because the mean of its divisors is an integer number (7617726).

Almost surely, 2^101442210 is an apocalyptic number.

101442210 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

101442210 is an abundant number, since it is smaller than the sum of its proper divisors (142325022).

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

101442210 is a wasteful number, since it uses less digits than its factorization.

101442210 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4258.

The product of its (nonzero) digits is 64, while the sum is 15.

The square root of 101442210 is about 10071.8523619044. The cubic root of 101442210 is about 466.3796233646.

Adding to 101442210 its reverse (12244101), we get a palindrome (113686311).

The spelling of 101442210 in words is "one hundred one million, four hundred forty-two thousand, two hundred ten".