2042321001 has 64 divisors (see below), whose sum is σ = 3349125120. Its totient is φ = 1081175040.

The previous prime is 2042320997. The next prime is 2042321009. The reversal of 2042321001 is 1001232402.

It is not a de Polignac number, because 2042321001 - 2² = 2042320997 is a prime.

It is a super-2 number, since 2×2042321001² = 8342150142251284002, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (2042321009) by changing a digit.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 6442495 + ... + 6442811.

It is an arithmetic number, because the mean of its divisors is an integer number (52330080).

Almost surely, 2^2042321001 is an apocalyptic number.

2042321001 is a gapful number since it is divisible by the number (21) formed by its first and last digit.

It is an amenable number.

2042321001 is a deficient number, since it is larger than the sum of its proper divisors (1306804119).

2042321001 is a wasteful number, since it uses less digits than its factorization.

2042321001 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 654.

The product of its (nonzero) digits is 96, while the sum is 15.

The square root of 2042321001 is about 45192.0457713523. The cubic root of 2042321001 is about 1268.7459464680.

Adding to 2042321001 its reverse (1001232402), we get a palindrome (3043553403).

The spelling of 2042321001 in words is "two billion, forty-two million, three hundred twenty-one thousand, one".