101190428 has 24 divisors (see below), whose sum is σ = 189571200. Its totient is φ = 47117808.

The previous prime is 101190421. The next prime is 101190433. The reversal of 101190428 is 824091101.

It is a junction number, because it is equal to n+sod(n) for n = 101190397 and 101190406.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (101190421) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 6800 + ... + 15767.

It is an arithmetic number, because the mean of its divisors is an integer number (7898800).

Almost surely, 2^101190428 is an apocalyptic number.

It is an amenable number.

101190428 is a deficient number, since it is larger than the sum of its proper divisors (88380772).

101190428 is a wasteful number, since it uses less digits than its factorization.

101190428 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 22649 (or 22647 counting only the distinct ones).

The product of its (nonzero) digits is 576, while the sum is 26.

The square root of 101190428 is about 10059.3453067285. The cubic root of 101190428 is about 465.9934485500.

The spelling of 101190428 in words is "one hundred one million, one hundred ninety thousand, four hundred twenty-eight".