102142702 has 8 divisors (see below), whose sum is σ = 153883800. Its totient is φ = 50848104.

The previous prime is 102142687. The next prime is 102142717. The reversal of 102142702 is 207241201.

It is a happy number.

It is an interprime number because it is at equal distance from previous prime (102142687) and next prime (102142717).

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

It is a self number, because there is not a number n which added to its sum of digits gives 102142702.

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, 111052 + ... + 111967.

It is an arithmetic number, because the mean of its divisors is an integer number (19235475).

Almost surely, 2^102142702 is an apocalyptic number.

102142702 is a deficient number, since it is larger than the sum of its proper divisors (51741098).

102142702 is a wasteful number, since it uses less digits than its factorization.

102142702 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 223250.

The product of its (nonzero) digits is 224, while the sum is 19.

The square root of 102142702 is about 10106.5672708393. The cubic root of 102142702 is about 467.4506636718.

Adding to 102142702 its reverse (207241201), we get a palindrome (309383903).

The spelling of 102142702 in words is "one hundred two million, one hundred forty-two thousand, seven hundred two".