103111201332 has 18 divisors (see below), whose sum is σ = 260642203458. Its totient is φ = 34370400432.

The previous prime is 103111201331. The next prime is 103111201351. The reversal of 103111201332 is 233102111301.

103111201332 is a `hidden beast` number, since 1 + 0 + 311 + 1 + 20 + 1 + 332 = 666.

It can be written as a sum of positive squares in only one way, i.e., 75116557476 + 27994643856 = 274074^2 + 167316^2 .

It is a tau number, because it is divible by the number of its divisors (18).

It is a Harshad number since it is a multiple of its sum of digits (18).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (103111201331) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 1432099983 + ... + 1432100054.

Almost surely, 2^103111201332 is an apocalyptic number.

103111201332 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

103111201332 is an abundant number, since it is smaller than the sum of its proper divisors (157531002126).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

103111201332 is a wasteful number, since it uses less digits than its factorization.

103111201332 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2864200047 (or 2864200042 counting only the distinct ones).

The product of its (nonzero) digits is 108, while the sum is 18.

Adding to 103111201332 its reverse (233102111301), we get a palindrome (336213312633).

The spelling of 103111201332 in words is "one hundred three billion, one hundred eleven million, two hundred one thousand, three hundred thirty-two".