1021141400 has 24 divisors (see below), whose sum is σ = 2374154220. Its totient is φ = 408456480.

The previous prime is 1021141391. The next prime is 1021141409. The reversal of 1021141400 is 41411201.

It is an interprime number because it is at equal distance from previous prime (1021141391) and next prime (1021141409).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1021141409) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 2552654 + ... + 2553053.

Almost surely, 2^1021141400 is an apocalyptic number.

1021141400 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1021141400 is an abundant number, since it is smaller than the sum of its proper divisors (1353012820).

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

1021141400 is a wasteful number, since it uses less digits than its factorization.

1021141400 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5105723 (or 5105714 counting only the distinct ones).

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

The square root of 1021141400 is about 31955.3031592567. The cubic root of 1021141400 is about 1006.9980464417.

Adding to 1021141400 its reverse (41411201), we get a palindrome (1062552601).

The spelling of 1021141400 in words is "one billion, twenty-one million, one hundred forty-one thousand, four hundred".