1421112012 has 48 divisors (see below), whose sum is σ = 3359795712. Its totient is φ = 467470080.

The previous prime is 1421112001. The next prime is 1421112041. The reversal of 1421112012 is 2102111241.

It is a junction number, because it is equal to n+sod(n) for n = 1421111982 and 1421112000.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 382548 + ... + 386244.

It is an arithmetic number, because the mean of its divisors is an integer number (69995744).

Almost surely, 2^1421112012 is an apocalyptic number.

1421112012 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

1421112012 is an abundant number, since it is smaller than the sum of its proper divisors (1938683700).

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

1421112012 is a wasteful number, since it uses less digits than its factorization.

1421112012 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4118 (or 4116 counting only the distinct ones).

The product of its (nonzero) digits is 32, while the sum is 15.

The square root of 1421112012 is about 37697.6393425371. The cubic root of 1421112012 is about 1124.2841897797.

Adding to 1421112012 its reverse (2102111241), we get a palindrome (3523223253).

The spelling of 1421112012 in words is "one billion, four hundred twenty-one million, one hundred twelve thousand, twelve".