1401203112 has 32 divisors (see below), whose sum is σ = 3504708000. Its totient is φ = 466841024.

The previous prime is 1401203101. The next prime is 1401203129. The reversal of 1401203112 is 2113021041.

It is a super-3 number, since 3×1401203112³ (a number of 28 digits) contains 333 as substring. Note that it is a super-d number also for d = 2.

It is a junction number, because it is equal to n+sod(n) for n = 1401203091 and 1401203100.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 40639 + ... + 66737.

It is an arithmetic number, because the mean of its divisors is an integer number (109522125).

Almost surely, 2^1401203112 is an apocalyptic number.

1401203112 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

1401203112 is an abundant number, since it is smaller than the sum of its proper divisors (2103504888).

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

1401203112 is a wasteful number, since it uses less digits than its factorization.

1401203112 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 28345 (or 28341 counting only the distinct ones).

The product of its (nonzero) digits is 48, while the sum is 15.

The square root of 1401203112 is about 37432.6476755252. The cubic root of 1401203112 is about 1119.0093046366.

Adding to 1401203112 its reverse (2113021041), we get a palindrome (3514224153).

The spelling of 1401203112 in words is "one billion, four hundred one million, two hundred three thousand, one hundred twelve".