1021401014 has 8 divisors (see below), whose sum is σ = 1532418528. Its totient is φ = 510594840.

The previous prime is 1021400971. The next prime is 1021401037. The reversal of 1021401014 is 4101041201.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a Curzon number.

It is a self number, because there is not a number n which added to its sum of digits gives 1021401014.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 40142 + ... + 60449.

It is an arithmetic number, because the mean of its divisors is an integer number (191552316).

Almost surely, 2^1021401014 is an apocalyptic number.

1021401014 is a deficient number, since it is larger than the sum of its proper divisors (511017514).

1021401014 is a wasteful number, since it uses less digits than its factorization.

1021401014 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 105670.

The product of its (nonzero) digits is 32, while the sum is 14.

The square root of 1021401014 is about 31959.3650437552. The cubic root of 1021401014 is about 1007.0833786130.

Adding to 1021401014 its reverse (4101041201), we get a palindrome (5122442215).

The spelling of 1021401014 in words is "one billion, twenty-one million, four hundred one thousand, fourteen".