10402021214042 has 16 divisors (see below), whose sum is σ = 16905063206592. Its totient is φ = 4781229996480.

The previous prime is 10402021214033. The next prime is 10402021214047. The reversal of 10402021214042 is 24041212020401.

It is a junction number, because it is equal to n+sod(n) for n = 10402021213999 and 10402021214017.

It is not an unprimeable number, because it can be changed into a prime (10402021214047) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 3557461334 + ... + 3557464257.

It is an arithmetic number, because the mean of its divisors is an integer number (1056566450412).

Almost surely, 2^{10402021214042} is an apocalyptic number.

10402021214042 is a deficient number, since it is larger than the sum of its proper divisors (6503041992550).

10402021214042 is a wasteful number, since it uses less digits than its factorization.

10402021214042 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7114925653.

The product of its (nonzero) digits is 1024, while the sum is 23.

Adding to 10402021214042 its reverse (24041212020401), we get a palindrome (34443233234443).

The spelling of 10402021214042 in words is "ten trillion, four hundred two billion, twenty-one million, two hundred fourteen thousand, forty-two".