11222011121010 has 16 divisors (see below), whose sum is σ = 26932826690496. Its totient is φ = 2992536298928.

The previous prime is 11222011120987. The next prime is 11222011121017. The reversal of 11222011121010 is 1012111022211.

It is a happy number.

It is a Harshad number since it is a multiple of its sum of digits (15).

It is not an unprimeable number, because it can be changed into a prime (11222011121017) 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, 187033518654 + ... + 187033518713.

It is an arithmetic number, because the mean of its divisors is an integer number (1683301668156).

Almost surely, 2^{11222011121010} is an apocalyptic number.

11222011121010 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

11222011121010 is an abundant number, since it is smaller than the sum of its proper divisors (15710815569486).

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

11222011121010 is a wasteful number, since it uses less digits than its factorization.

11222011121010 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 374067037377.

The product of its (nonzero) digits is 16, while the sum is 15.

Adding to 11222011121010 its reverse (1012111022211), we get a palindrome (12234122143221).

The spelling of 11222011121010 in words is "eleven trillion, two hundred twenty-two billion, eleven million, one hundred twenty-one thousand, ten".