103154212 has 18 divisors (see below), whose sum is σ = 209992902. Its totient is φ = 44208864.

The previous prime is 103154209. The next prime is 103154213. The reversal of 103154212 is 212451301.

It can be written as a sum of positive squares in only one way, i.e., 79281216 + 23872996 = 8904^2 + 4886^2 .

It is a self number, because there is not a number n which added to its sum of digits gives 103154212.

It is not an unprimeable number, because it can be changed into a prime (103154213) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 262953 + ... + 263344.

Almost surely, 2^103154212 is an apocalyptic number.

It is an amenable number.

103154212 is an abundant number, since it is smaller than the sum of its proper divisors (106838690).

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

103154212 is a wasteful number, since it uses less digits than its factorization.

103154212 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 526315 (or 526306 counting only the distinct ones).

The product of its (nonzero) digits is 240, while the sum is 19.

The square root of 103154212 is about 10156.4862034072. The cubic root of 103154212 is about 468.9886386199.

The spelling of 103154212 in words is "one hundred three million, one hundred fifty-four thousand, two hundred twelve".