1021030342 has 16 divisors (see below), whose sum is σ = 1548735552. Its totient is φ = 504794880.

The previous prime is 1021030331. The next prime is 1021030357. The reversal of 1021030342 is 2430301201.

It is a happy number.

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, 336243 + ... + 339265.

It is an arithmetic number, because the mean of its divisors is an integer number (96795972).

Almost surely, 2^1021030342 is an apocalyptic number.

1021030342 is a deficient number, since it is larger than the sum of its proper divisors (527705210).

1021030342 is a wasteful number, since it uses less digits than its factorization.

1021030342 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4863.

The product of its (nonzero) digits is 144, while the sum is 16.

The square root of 1021030342 is about 31953.5654035665. The cubic root of 1021030342 is about 1006.9615385223.

Adding to 1021030342 its reverse (2430301201), we get a palindrome (3451331543).

The spelling of 1021030342 in words is "one billion, twenty-one million, thirty thousand, three hundred forty-two".