131010040222 has 4 divisors (see below), whose sum is σ = 196515060336. Its totient is φ = 65505020110.

The previous prime is 131010040219. The next prime is 131010040223. The reversal of 131010040222 is 222040010131.

It is a semiprime because it is the product of two primes.

It is a junction number, because it is equal to n+sod(n) for n = 131010040196 and 131010040205.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (131010040223) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 32752510054 + ... + 32752510057.

It is an arithmetic number, because the mean of its divisors is an integer number (49128765084).

Almost surely, 2^131010040222 is an apocalyptic number.

131010040222 is a deficient number, since it is larger than the sum of its proper divisors (65505020114).

131010040222 is an equidigital number, since it uses as much as digits as its factorization.

131010040222 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 65505020113.

The product of its (nonzero) digits is 96, while the sum is 16.

Adding to 131010040222 its reverse (222040010131), we get a palindrome (353050050353).

The spelling of 131010040222 in words is "one hundred thirty-one billion, ten million, forty thousand, two hundred twenty-two".