222011011002 has 64 divisors (see below), whose sum is σ = 491599342080. Its totient is φ = 66281841600.

The previous prime is 222011010989. The next prime is 222011011003. The reversal of 222011011002 is 200110110222.

It is a super-2 number, since 2×222011011002² (a number of 23 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (222011011003) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 1109428 + ... + 1294160.

It is an arithmetic number, because the mean of its divisors is an integer number (7681239720).

Almost surely, 2^222011011002 is an apocalyptic number.

222011011002 is a gapful number since it is divisible by the number (22) formed by its first and last digit.

It is a practical number, because each smaller number is the sum of distinct divisors of 222011011002, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (245799671040).

222011011002 is an abundant number, since it is smaller than the sum of its proper divisors (269588331078).

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

222011011002 is a wasteful number, since it uses less digits than its factorization.

222011011002 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 185019.

The product of its (nonzero) digits is 16, while the sum is 12.

Adding to 222011011002 its reverse (200110110222), we get a palindrome (422121121224).

It can be divided in two parts, 22201 and 1011002, that added together give a triangular number (1033203 = T₁₄₃₇).

The spelling of 222011011002 in words is "two hundred twenty-two billion, eleven million, eleven thousand, two".