131020203132310 has 32 divisors (see below), whose sum is σ = 247657573732032. Its totient is φ = 49810173029760.

The previous prime is 131020203132293. The next prime is 131020203132323. The reversal of 131020203132310 is 13231302020131.

It is a super-2 number, since 2×131020203132310² (a number of 29 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1814145601 + ... + 1814217820.

It is an arithmetic number, because the mean of its divisors is an integer number (7739299179126).

Almost surely, 2^{131020203132310} is an apocalyptic number.

131020203132310 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

131020203132310 is a deficient number, since it is larger than the sum of its proper divisors (116637370599722).

131020203132310 is a wasteful number, since it uses less digits than its factorization.

131020203132310 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3628363608.

The product of its (nonzero) digits is 648, while the sum is 22.

Adding to 131020203132310 its reverse (13231302020131), we get a palindrome (144251505152441).

The spelling of 131020203132310 in words is "one hundred thirty-one trillion, twenty billion, two hundred three million, one hundred thirty-two thousand, three hundred ten".