101202142 has 8 divisors (see below), whose sum is σ = 152175600. Its totient is φ = 50476944.

The previous prime is 101202133. The next prime is 101202161. The reversal of 101202142 is 241202101.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 61042 + ... + 62677.

It is an arithmetic number, because the mean of its divisors is an integer number (19021950).

Almost surely, 2^101202142 is an apocalyptic number.

101202142 is a deficient number, since it is larger than the sum of its proper divisors (50973458).

101202142 is a wasteful number, since it uses less digits than its factorization.

101202142 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 124130.

The product of its (nonzero) digits is 32, while the sum is 13.

The square root of 101202142 is about 10059.9275345303. The cubic root of 101202142 is about 466.0114292910.

Adding to 101202142 its reverse (241202101), we get a palindrome (342404243).

The spelling of 101202142 in words is "one hundred one million, two hundred two thousand, one hundred forty-two".