1101312111332 has 6 divisors (see below), whose sum is σ = 1927296194838. Its totient is φ = 550656055664.

The previous prime is 1101312111313. The next prime is 1101312111349. The reversal of 1101312111332 is 2331112131011.

It can be written as a sum of positive squares in only one way, i.e., 813217989796 + 288094121536 = 901786^2 + 536744^2 .

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 137664013913 + ... + 137664013920.

It is an arithmetic number, because the mean of its divisors is an integer number (321216032473).

Almost surely, 2^{1101312111332} is an apocalyptic number.

It is an amenable number.

1101312111332 is a deficient number, since it is larger than the sum of its proper divisors (825984083506).

1101312111332 is a wasteful number, since it uses less digits than its factorization.

1101312111332 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 275328027837 (or 275328027835 counting only the distinct ones).

The product of its (nonzero) digits is 108, while the sum is 20.

Adding to 1101312111332 its reverse (2331112131011), we get a palindrome (3432424242343).

The spelling of 1101312111332 in words is "one trillion, one hundred one billion, three hundred twelve million, one hundred eleven thousand, three hundred thirty-two".