4021011010042 has 32 divisors (see below), whose sum is σ = 6996533160960. Its totient is φ = 1717898751360.

The previous prime is 4021011010007. The next prime is 4021011010069. The reversal of 4021011010042 is 2400101101204.

It is a happy number.

It is a junction number, because it is equal to n+sod(n) for n = 4021011009998 and 4021011010025.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 108434667 + ... + 108471742.

It is an arithmetic number, because the mean of its divisors is an integer number (218641661280).

Almost surely, 2^{4021011010042} is an apocalyptic number.

4021011010042 is a deficient number, since it is larger than the sum of its proper divisors (2975522150918).

4021011010042 is a wasteful number, since it uses less digits than its factorization.

4021011010042 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 216906478.

The product of its (nonzero) digits is 64, while the sum is 16.

Adding to 4021011010042 its reverse (2400101101204), we get a palindrome (6421112111246).

The spelling of 4021011010042 in words is "four trillion, twenty-one billion, eleven million, ten thousand, forty-two".