220100101131 has 12 divisors (see below), whose sum is σ = 309725351592. Its totient is φ = 139010589504.

The previous prime is 220100101103. The next prime is 220100101181. The reversal of 220100101131 is 131101001022.

It is not a de Polignac number, because 220100101131 - 2²³ = 220091712523 is a prime.

It is a super-2 number, since 2×220100101131² (a number of 23 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (220100101181) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 101614846 + ... + 101617011.

It is an arithmetic number, because the mean of its divisors is an integer number (25810445966).

Almost surely, 2^220100101131 is an apocalyptic number.

220100101131 is a deficient number, since it is larger than the sum of its proper divisors (89625250461).

220100101131 is a wasteful number, since it uses less digits than its factorization.

220100101131 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 203231898 (or 203231879 counting only the distinct ones).

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

Adding to 220100101131 its reverse (131101001022), we get a palindrome (351201102153).

The spelling of 220100101131 in words is "two hundred twenty billion, one hundred million, one hundred one thousand, one hundred thirty-one".