2231100230121 has 24 divisors (see below), whose sum is σ = 3752578290240. Its totient is φ = 1250859426336.

The previous prime is 2231100230071. The next prime is 2231100230237. The reversal of 2231100230121 is 1210320011322.

2231100230121 is a `hidden beast` number, since 2 + 2 + 311 + 0 + 0 + 230 + 121 = 666.

It is not a de Polignac number, because 2231100230121 - 2⁶ = 2231100230057 is a prime.

It is a super-3 number, since 3×2231100230121³ (a number of 38 digits) contains 333 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 2231100230094 and 2231100230103.

It is not an unprimeable number, because it can be changed into a prime (2231100231121) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 334093731 + ... + 334100408.

It is an arithmetic number, because the mean of its divisors is an integer number (156357428760).

Almost surely, 2^{2231100230121} is an apocalyptic number.

2231100230121 is a gapful number since it is divisible by the number (21) formed by its first and last digit.

It is an amenable number.

2231100230121 is a deficient number, since it is larger than the sum of its proper divisors (1521478060119).

2231100230121 is a wasteful number, since it uses less digits than its factorization.

2231100230121 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 668194205 (or 668194202 counting only the distinct ones).

The product of its (nonzero) digits is 144, while the sum is 18.

Adding to 2231100230121 its reverse (1210320011322), we get a palindrome (3441420241443).

The spelling of 2231100230121 in words is "two trillion, two hundred thirty-one billion, one hundred million, two hundred thirty thousand, one hundred twenty-one".