11220011002146 has 32 divisors (see below), whose sum is σ = 22962409842240. Its totient is φ = 3652943019264.

The previous prime is 11220011002141. The next prime is 11220011002147. The reversal of 11220011002146 is 64120011002211.

It is not an unprimeable number, because it can be changed into a prime (11220011002141) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 11307550 + ... + 12259718.

It is an arithmetic number, because the mean of its divisors is an integer number (717575307570).

Almost surely, 2^{11220011002146} is an apocalyptic number.

11220011002146 is an abundant number, since it is smaller than the sum of its proper divisors (11742398840094).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

11220011002146 is a wasteful number, since it uses less digits than its factorization.

11220011002146 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 997890.

The product of its (nonzero) digits is 192, while the sum is 21.

Adding to 11220011002146 its reverse (64120011002211), we get a palindrome (75340022004357).

The spelling of 11220011002146 in words is "eleven trillion, two hundred twenty billion, eleven million, two thousand, one hundred forty-six".