3121100000201 has 8 divisors (see below), whose sum is σ = 3203524012800. Its totient is φ = 3039343388928.

The previous prime is 3121100000191. The next prime is 3121100000287. The reversal of 3121100000201 is 1020000011213.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 3121100000201 - 2²⁶ = 3121032891337 is a prime.

It is a super-2 number, since 2×3121100000201² (a number of 26 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (3121100000801) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 166840856 + ... + 166859561.

It is an arithmetic number, because the mean of its divisors is an integer number (400440501600).

Almost surely, 2^{3121100000201} is an apocalyptic number.

It is an amenable number.

3121100000201 is a deficient number, since it is larger than the sum of its proper divisors (82424012599).

3121100000201 is a wasteful number, since it uses less digits than its factorization.

3121100000201 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 333700663.

The product of its (nonzero) digits is 12, while the sum is 11.

Adding to 3121100000201 its reverse (1020000011213), we get a palindrome (4141100011414).

The spelling of 3121100000201 in words is "three trillion, one hundred twenty-one billion, one hundred million, two hundred one", and thus it is an aban number.