101212342 has 24 divisors (see below), whose sum is σ = 192662280. Its totient is φ = 39432960.

The previous prime is 101212337. The next prime is 101212343. The reversal of 101212342 is 243212101.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (101212343) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 45867 + ... + 48022.

It is an arithmetic number, because the mean of its divisors is an integer number (8027595).

Almost surely, 2^101212342 is an apocalyptic number.

101212342 is a deficient number, since it is larger than the sum of its proper divisors (91449938).

101212342 is a wasteful number, since it uses less digits than its factorization.

101212342 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 93916 (or 93909 counting only the distinct ones).

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

The square root of 101212342 is about 10060.4344836592. The cubic root of 101212342 is about 466.0270849442.

Adding to 101212342 its reverse (243212101), we get a palindrome (344424443).

The spelling of 101212342 in words is "one hundred one million, two hundred twelve thousand, three hundred forty-two".