2034111001221 has 24 divisors (see below), whose sum is σ = 3199725186840. Its totient is φ = 1237695883776.

The previous prime is 2034111001201. The next prime is 2034111001243. The reversal of 2034111001221 is 1221001114302.

2034111001221 is a `hidden beast` number, since 2 + 0 + 341 + 1 + 100 + 1 + 221 = 666.

It can be written as a sum of positive squares in 4 ways, for example, as 183860864100 + 1850250137121 = 428790^2 + 1360239^2 .

It is not a de Polignac number, because 2034111001221 - 2⁶ = 2034111001157 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 2034111001194 and 2034111001203.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2034111001201) 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, 97661296 + ... + 97682121.

It is an arithmetic number, because the mean of its divisors is an integer number (133321882785).

Almost surely, 2^{2034111001221} is an apocalyptic number.

It is an amenable number.

2034111001221 is a deficient number, since it is larger than the sum of its proper divisors (1165614185619).

2034111001221 is a wasteful number, since it uses less digits than its factorization.

2034111001221 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 195343525 (or 195343522 counting only the distinct ones).

The product of its (nonzero) digits is 96, while the sum is 18.

Adding to 2034111001221 its reverse (1221001114302), we get a palindrome (3255112115523).

The spelling of 2034111001221 in words is "two trillion, thirty-four billion, one hundred eleven million, one thousand, two hundred twenty-one".