220221112001011 has 48 divisors (see below), whose sum is σ = 266855466657024. Its totient is φ = 180815171328000.

The previous prime is 220221112000979. The next prime is 220221112001027. The reversal of 220221112001011 is 110100211122022.

It is not a de Polignac number, because 220221112001011 - 2⁵ = 220221112000979 is a prime.

It is not an unprimeable number, because it can be changed into a prime (220221112002011) by changing a digit.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 16258755 + ... + 26547868.

It is an arithmetic number, because the mean of its divisors is an integer number (5559488888688).

Almost surely, 2^{220221112001011} is an apocalyptic number.

220221112001011 is a deficient number, since it is larger than the sum of its proper divisors (46634354656013).

220221112001011 is a wasteful number, since it uses less digits than its factorization.

220221112001011 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 42806764 (or 42806753 counting only the distinct ones).

The product of its (nonzero) digits is 32, while the sum is 16.

Adding to 220221112001011 its reverse (110100211122022), we get a palindrome (330321323123033).

The spelling of 220221112001011 in words is "two hundred twenty trillion, two hundred twenty-one billion, one hundred twelve million, one thousand, eleven".