7402021320233 has 4 divisors (see below), whose sum is σ = 7428743419140. Its totient is φ = 7375299221328.

The previous prime is 7402021320209. The next prime is 7402021320341. The reversal of 7402021320233 is 3320231202047.

It is a happy number.

7402021320233 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 2564344241449 + 4837677078784 = 1601357^2 + 2199472^2 .

It is a cyclic number.

It is not a de Polignac number, because 7402021320233 - 2³⁸ = 7127143413289 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 7402021320196 and 7402021320205.

It is not an unprimeable number, because it can be changed into a prime (7402021329233) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 13361049038 + ... + 13361049591.

It is an arithmetic number, because the mean of its divisors is an integer number (1857185854785).

Almost surely, 2^{7402021320233} is an apocalyptic number.

It is an amenable number.

7402021320233 is a deficient number, since it is larger than the sum of its proper divisors (26722098907).

7402021320233 is a wasteful number, since it uses less digits than its factorization.

7402021320233 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 26722098906.

The product of its (nonzero) digits is 12096, while the sum is 29.

The spelling of 7402021320233 in words is "seven trillion, four hundred two billion, twenty-one million, three hundred twenty thousand, two hundred thirty-three".