3123003201212 has 6 divisors (see below), whose sum is σ = 5465255602128. Its totient is φ = 1561501600604.

The previous prime is 3123003201209. The next prime is 3123003201277. The reversal of 3123003201212 is 2121023003213.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 390375400148 + ... + 390375400155.

It is an arithmetic number, because the mean of its divisors is an integer number (910875933688).

Almost surely, 2^{3123003201212} is an apocalyptic number.

It is an amenable number.

3123003201212 is a deficient number, since it is larger than the sum of its proper divisors (2342252400916).

3123003201212 is a wasteful number, since it uses less digits than its factorization.

3123003201212 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 780750800307 (or 780750800305 counting only the distinct ones).

The product of its (nonzero) digits is 432, while the sum is 20.

Adding to 3123003201212 its reverse (2121023003213), we get a palindrome (5244026204425).

The spelling of 3123003201212 in words is "three trillion, one hundred twenty-three billion, three million, two hundred one thousand, two hundred twelve".