1021141430 has 16 divisors (see below), whose sum is σ = 1854919440. Its totient is φ = 404708832.

The previous prime is 1021141427. The next prime is 1021141483. The reversal of 1021141430 is 341411201.

It is a happy number.

It is a junction number, because it is equal to n+sod(n) for n = 1021141399 and 1021141408.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 467324 + ... + 469503.

It is an arithmetic number, because the mean of its divisors is an integer number (115932465).

Almost surely, 2^1021141430 is an apocalyptic number.

1021141430 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

1021141430 is a deficient number, since it is larger than the sum of its proper divisors (833778010).

1021141430 is a wasteful number, since it uses less digits than its factorization.

1021141430 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 936943.

The product of its (nonzero) digits is 96, while the sum is 17.

The square root of 1021141430 is about 31955.3036286623. The cubic root of 1021141430 is about 1006.9980563032.

Adding to 1021141430 its reverse (341411201), we get a palindrome (1362552631).

The spelling of 1021141430 in words is "one billion, twenty-one million, one hundred forty-one thousand, four hundred thirty".