220144201131 has 16 divisors (see below), whose sum is σ = 299871360000. Its totient is φ = 143592016128.

The previous prime is 220144201129. The next prime is 220144201139. The reversal of 220144201131 is 131102441022.

It is not a de Polignac number, because 220144201131 - 2¹ = 220144201129 is a prime.

It is a super-2 number, since 2×220144201131² (a number of 23 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 220144201098 and 220144201107.

It is not an unprimeable number, because it can be changed into a prime (220144201139) 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, 162555 + ... + 683163.

It is an arithmetic number, because the mean of its divisors is an integer number (18741960000).

Almost surely, 2^220144201131 is an apocalyptic number.

220144201131 is a deficient number, since it is larger than the sum of its proper divisors (79727158869).

220144201131 is a wasteful number, since it uses less digits than its factorization.

220144201131 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 523658.

The product of its (nonzero) digits is 384, while the sum is 21.

Adding to 220144201131 its reverse (131102441022), we get a palindrome (351246642153).

The spelling of 220144201131 in words is "two hundred twenty billion, one hundred forty-four million, two hundred one thousand, one hundred thirty-one".