1133211001021 has 8 divisors (see below), whose sum is σ = 1257183237600. Its totient is φ = 1012730940240.

The previous prime is 1133211001019. The next prime is 1133211001049. The reversal of 1133211001021 is 1201001123311.

It is a happy number.

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 1133211001021 - 2¹ = 1133211001019 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 1133211000986 and 1133211001004.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1133211001081) 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, 873043266 + ... + 873044563.

It is an arithmetic number, because the mean of its divisors is an integer number (157147904700).

Almost surely, 2^{1133211001021} is an apocalyptic number.

1133211001021 is a gapful number since it is divisible by the number (11) formed by its first and last digit.

It is an amenable number.

1133211001021 is a deficient number, since it is larger than the sum of its proper divisors (123972236579).

1133211001021 is a wasteful number, since it uses less digits than its factorization.

1133211001021 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1746087899.

The product of its (nonzero) digits is 36, while the sum is 16.

Adding to 1133211001021 its reverse (1201001123311), we get a palindrome (2334212124332).

The spelling of 1133211001021 in words is "one trillion, one hundred thirty-three billion, two hundred eleven million, one thousand, twenty-one".