1001401112 has 8 divisors (see below), whose sum is σ = 1877627100. Its totient is φ = 500700552.

The previous prime is 1001401081. The next prime is 1001401169. The reversal of 1001401112 is 2111041001.

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

It is a super-2 number, since 2×1001401112² = 2005608374229673088, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 1001401093 and 1001401102.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 62587562 + ... + 62587577.

Almost surely, 2^1001401112 is an apocalyptic number.

It is an amenable number.

1001401112 is a deficient number, since it is larger than the sum of its proper divisors (876225988).

1001401112 is a wasteful number, since it uses less digits than its factorization.

1001401112 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 125175145 (or 125175141 counting only the distinct ones).

The product of its (nonzero) digits is 8, while the sum is 11.

The square root of 1001401112 is about 31644.9223731075. The cubic root of 1001401112 is about 1000.4668193791.

Adding to 1001401112 its reverse (2111041001), we get a palindrome (3112442113).

The spelling of 1001401112 in words is "one billion, one million, four hundred one thousand, one hundred twelve".