354112212124 has 48 divisors (see below), whose sum is σ = 678362420736. Its totient is φ = 160406164800.

The previous prime is 354112212109. The next prime is 354112212161. The reversal of 354112212124 is 421212211453.

It is a happy number.

It is a junction number, because it is equal to n+sod(n) for n = 354112212092 and 354112212101.

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, 18199369 + ... + 18218815.

It is an arithmetic number, because the mean of its divisors is an integer number (14132550432).

Almost surely, 2^354112212124 is an apocalyptic number.

It is an amenable number.

354112212124 is a deficient number, since it is larger than the sum of its proper divisors (324250208612).

354112212124 is a wasteful number, since it uses less digits than its factorization.

354112212124 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 20866 (or 20864 counting only the distinct ones).

The product of its digits is 3840, while the sum is 28.

Adding to 354112212124 its reverse (421212211453), we get a palindrome (775324423577).

The spelling of 354112212124 in words is "three hundred fifty-four billion, one hundred twelve million, two hundred twelve thousand, one hundred twenty-four".