101102142 has 8 divisors (see below), whose sum is σ = 202204296. Its totient is φ = 33700712.

The previous prime is 101102137. The next prime is 101102147. The reversal of 101102142 is 241201101.

It is a happy number.

It is an interprime number because it is at equal distance from previous prime (101102137) and next prime (101102147).

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

101102142 is an admirable number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (101102147) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 8425173 + ... + 8425184.

It is an arithmetic number, because the mean of its divisors is an integer number (25275537).

Almost surely, 2^101102142 is an apocalyptic number.

101102142 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

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

101102142 is a wasteful number, since it uses less digits than its factorization.

101102142 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 16850362.

The product of its (nonzero) digits is 16, while the sum is 12.

The square root of 101102142 is about 10054.9560914009. The cubic root of 101102142 is about 465.8578867552.

Adding to 101102142 its reverse (241201101), we get a palindrome (342303243).

The spelling of 101102142 in words is "one hundred one million, one hundred two thousand, one hundred forty-two".