103123424021212 has 48 divisors (see below), whose sum is σ = 216190683700992. Its totient is φ = 42115068213120.

The previous prime is 103123424021197. The next prime is 103123424021263. The reversal of 103123424021212 is 212120424321301.

It is a Harshad number since it is a multiple of its sum of digits (28).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1044471178 + ... + 1044569905.

It is an arithmetic number, because the mean of its divisors is an integer number (4503972577104).

Almost surely, 2^{103123424021212} is an apocalyptic number.

It is an amenable number.

103123424021212 is an abundant number, since it is smaller than the sum of its proper divisors (113067259679780).

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

103123424021212 is a wasteful number, since it uses less digits than its factorization.

103123424021212 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2089041178 (or 2089041176 counting only the distinct ones).

The product of its (nonzero) digits is 4608, while the sum is 28.

Adding to 103123424021212 its reverse (212120424321301), we get a palindrome (315243848342513).

The spelling of 103123424021212 in words is "one hundred three trillion, one hundred twenty-three billion, four hundred twenty-four million, twenty-one thousand, two hundred twelve".