102277124 has 12 divisors (see below), whose sum is σ = 183350748. Its totient is φ = 49891200.

The previous prime is 102277111. The next prime is 102277129. The reversal of 102277124 is 421772201.

It can be written as a sum of positive squares in 2 ways, for example, as 36990724 + 65286400 = 6082^2 + 8080^2 .

It is a super-2 number, since 2×102277124² = 20921220187422752, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 102277093 and 102277102.

It is not an unprimeable number, because it can be changed into a prime (102277129) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (7) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 311657 + ... + 311984.

It is an arithmetic number, because the mean of its divisors is an integer number (15279229).

Almost surely, 2^102277124 is an apocalyptic number.

It is an amenable number.

102277124 is a deficient number, since it is larger than the sum of its proper divisors (81073624).

102277124 is a wasteful number, since it uses less digits than its factorization.

102277124 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 623686 (or 623684 counting only the distinct ones).

The product of its (nonzero) digits is 1568, while the sum is 26.

The square root of 102277124 is about 10113.2153146267. The cubic root of 102277124 is about 467.6556321706.

The spelling of 102277124 in words is "one hundred two million, two hundred seventy-seven thousand, one hundred twenty-four".