125102242 has 8 divisors (see below), whose sum is σ = 188473500. Its totient is φ = 62277744.

The previous prime is 125102233. The next prime is 125102273. The reversal of 125102242 is 242201521.

It can be written as a sum of positive squares in 2 ways, for example, as 119006281 + 6095961 = 10909^2 + 2469^2 .

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

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, 136117 + ... + 137032.

Almost surely, 2^125102242 is an apocalyptic number.

125102242 is a deficient number, since it is larger than the sum of its proper divisors (63371258).

125102242 is a wasteful number, since it uses less digits than its factorization.

125102242 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 273380.

The product of its (nonzero) digits is 320, while the sum is 19.

The square root of 125102242 is about 11184.9113541413. The cubic root of 125102242 is about 500.1362855158.

Adding to 125102242 its reverse (242201521), we get a palindrome (367303763).

The spelling of 125102242 in words is "one hundred twenty-five million, one hundred two thousand, two hundred forty-two".