11219143551001 has 9 divisors (see below), whose sum is σ = 11530686157599. Its totient is φ = 10915802873064.

The previous prime is 11219143550987. The next prime is 11219143551017. The reversal of 11219143551001 is 10015534191211.

The square root of 11219143551001 is 3349499.

It is a perfect power (a square), and thus also a powerful number.

It can be written as a sum of positive squares in only one way, i.e., 10039043718025 + 1180099832976 = 3168445^2 + 1086324^2 .

It is not a de Polignac number, because 11219143551001 - 2⁵ = 11219143550969 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (11219143551071) by changing a digit.

It is a polite number, since it can be written in 8 ways as a sum of consecutive naturals, for example, 123886200 + ... + 123976726.

Almost surely, 2^{11219143551001} is an apocalyptic number.

11219143551001 is the 3349499-th square number.

11219143551001 is the 1674750-th centered octagonal number.

It is an amenable number.

11219143551001 is a deficient number, since it is larger than the sum of its proper divisors (311542606598).

11219143551001 is an frugal number, since it uses more digits than its factorization.

11219143551001 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 181128 (or 90564 counting only the distinct ones).

The product of its (nonzero) digits is 5400, while the sum is 34.

The spelling of 11219143551001 in words is "eleven trillion, two hundred nineteen billion, one hundred forty-three million, five hundred fifty-one thousand, one".