2100012033331 has 16 divisors (see below), whose sum is σ = 2153440396800. Its totient is φ = 2046689985600.

The previous prime is 2100012033307. The next prime is 2100012033347. The reversal of 2100012033331 is 1333302100012.

It is a cyclic number.

It is not a de Polignac number, because 2100012033331 - 2¹⁵ = 2100012000563 is a prime.

It is a super-2 number, since 2×2100012033331² (a number of 25 digits) contains 22 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 2100012033299 and 2100012033308.

It is not an unprimeable number, because it can be changed into a prime (2100012033631) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 227294010 + ... + 227303248.

It is an arithmetic number, because the mean of its divisors is an integer number (134590024800).

Almost surely, 2^{2100012033331} is an apocalyptic number.

2100012033331 is a deficient number, since it is larger than the sum of its proper divisors (53428363469).

2100012033331 is a wasteful number, since it uses less digits than its factorization.

2100012033331 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 14370.

The product of its (nonzero) digits is 324, while the sum is 19.

Adding to 2100012033331 its reverse (1333302100012), we get a palindrome (3433314133343).

The spelling of 2100012033331 in words is "two trillion, one hundred billion, twelve million, thirty-three thousand, three hundred thirty-one".