1001021342 has 16 divisors (see below), whose sum is σ = 1517616000. Its totient is φ = 495178200.

The previous prime is 1001021321. The next prime is 1001021363. The reversal of 1001021342 is 2431201001.

It is an interprime number because it is at equal distance from previous prime (1001021321) and next prime (1001021363).

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, 64217 + ... + 78267.

It is an arithmetic number, because the mean of its divisors is an integer number (94851000).

Almost surely, 2^1001021342 is an apocalyptic number.

1001021342 is a deficient number, since it is larger than the sum of its proper divisors (516594658).

1001021342 is a wasteful number, since it uses less digits than its factorization.

1001021342 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 14431.

The product of its (nonzero) digits is 48, while the sum is 14.

The square root of 1001021342 is about 31638.9213153672. The cubic root of 1001021342 is about 1000.3403314947.

Adding to 1001021342 its reverse (2431201001), we get a palindrome (3432222343).

The spelling of 1001021342 in words is "one billion, one million, twenty-one thousand, three hundred forty-two".