1101131012 has 6 divisors (see below), whose sum is σ = 1926979278. Its totient is φ = 550565504.

The previous prime is 1101130991. The next prime is 1101131023. The reversal of 1101131012 is 2101311011.

It is a happy number.

It can be written as a sum of positive squares in only one way, i.e., 1064455876 + 36675136 = 32626^2 + 6056^2 .

It is a junction number, because it is equal to n+sod(n) for n = 1101130984 and 1101131002.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 137641373 + ... + 137641380.

It is an arithmetic number, because the mean of its divisors is an integer number (321163213).

Almost surely, 2^1101131012 is an apocalyptic number.

It is an amenable number.

1101131012 is a deficient number, since it is larger than the sum of its proper divisors (825848266).

1101131012 is a wasteful number, since it uses less digits than its factorization.

1101131012 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 275282757 (or 275282755 counting only the distinct ones).

The product of its (nonzero) digits is 6, while the sum is 11.

The square root of 1101131012 is about 33183.2941704105. The cubic root of 1101131012 is about 1032.6337885717.

Adding to 1101131012 its reverse (2101311011), we get a palindrome (3202442023).

The spelling of 1101131012 in words is "one billion, one hundred one million, one hundred thirty-one thousand, twelve".