212502452103 has 40 divisors (see below), whose sum is σ = 321673524480. Its totient is φ = 139782211920.

The previous prime is 212502452087. The next prime is 212502452111. The reversal of 212502452103 is 301254205212.

212502452103 is a `hidden beast` number, since 2 + 1 + 2 + 502 + 4 + 52 + 103 = 666.

It is not a de Polignac number, because 212502452103 - 2⁴ = 212502452087 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (212500452103) by changing a digit.

It is a polite number, since it can be written in 39 ways as a sum of consecutive naturals, for example, 10400968 + ... + 10421378.

It is an arithmetic number, because the mean of its divisors is an integer number (8041838112).

Almost surely, 2^212502452103 is an apocalyptic number.

212502452103 is a deficient number, since it is larger than the sum of its proper divisors (109171072377).

212502452103 is a wasteful number, since it uses less digits than its factorization.

212502452103 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 22129 (or 22120 counting only the distinct ones).

The product of its (nonzero) digits is 4800, while the sum is 27.

Adding to 212502452103 its reverse (301254205212), we get a palindrome (513756657315).

The spelling of 212502452103 in words is "two hundred twelve billion, five hundred two million, four hundred fifty-two thousand, one hundred three".