11222502172134 has 64 divisors (see below), whose sum is σ = 25092930788352. Its totient is φ = 3316455084800.

The previous prime is 11222502172099. The next prime is 11222502172151. The reversal of 11222502172134 is 43127120522211.

It is a super-2 number, since 2×11222502172134² (a number of 27 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (33).

It is a junction number, because it is equal to n+sod(n) for n = 11222502172095 and 11222502172104.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 5774164 + ... + 7469000.

It is an arithmetic number, because the mean of its divisors is an integer number (392077043568).

Almost surely, 2^{11222502172134} is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 11222502172134, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (12546465394176).

11222502172134 is an abundant number, since it is smaller than the sum of its proper divisors (13870428616218).

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

11222502172134 is a wasteful number, since it uses less digits than its factorization.

11222502172134 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1697341.

The product of its (nonzero) digits is 13440, while the sum is 33.

Adding to 11222502172134 its reverse (43127120522211), we get a palindrome (54349622694345).

The spelling of 11222502172134 in words is "eleven trillion, two hundred twenty-two billion, five hundred two million, one hundred seventy-two thousand, one hundred thirty-four".