101211112 has 8 divisors (see below), whose sum is σ = 189770850. Its totient is φ = 50605552.

The previous prime is 101211059. The next prime is 101211151. The reversal of 101211112 is 211112101.

It can be written as a sum of positive squares in only one way, i.e., 59814756 + 41396356 = 7734^2 + 6434^2 .

It is a tau number, because it is divible by the number of its divisors (8).

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6325687 + ... + 6325702.

Almost surely, 2^101211112 is an apocalyptic number.

It is an amenable number.

101211112 is a deficient number, since it is larger than the sum of its proper divisors (88559738).

101211112 is a wasteful number, since it uses less digits than its factorization.

101211112 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 12651395 (or 12651391 counting only the distinct ones).

The product of its (nonzero) digits is 4, while the sum is 10.

The square root of 101211112 is about 10060.3733529129. The cubic root of 101211112 is about 466.0251971124.

Adding to 101211112 its reverse (211112101), we get a palindrome (312323213).

It can be divided in two parts, 101 and 211112, that multiplied together give a palindrome (21322312).

The spelling of 101211112 in words is "one hundred one million, two hundred eleven thousand, one hundred twelve".