1201441421133 has 12 divisors (see below), whose sum is σ = 1826753038240. Its totient is φ = 758805107976.

The previous prime is 1201441421111. The next prime is 1201441421137. The reversal of 1201441421133 is 3311241441021.

It is a happy number.

1201441421133 is a `hidden beast` number, since 1 + 2 + 0 + 1 + 4 + 414 + 211 + 33 = 666.

It is a de Polignac number, because none of the positive numbers 2^k-1201441421133 is a prime.

It is a super-2 number, since 2×1201441421133² (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 = 1201441421097 and 1201441421106.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1201441421137) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 3512986441 + ... + 3512986782.

Almost surely, 2^{1201441421133} is an apocalyptic number.

It is an amenable number.

1201441421133 is a deficient number, since it is larger than the sum of its proper divisors (625311617107).

1201441421133 is a wasteful number, since it uses less digits than its factorization.

1201441421133 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7025973248 (or 7025973245 counting only the distinct ones).

The product of its (nonzero) digits is 2304, while the sum is 27.

Adding to 1201441421133 its reverse (3311241441021), we get a palindrome (4512682862154).

The spelling of 1201441421133 in words is "one trillion, two hundred one billion, four hundred forty-one million, four hundred twenty-one thousand, one hundred thirty-three".