20213400035 has 16 divisors (see below), whose sum is σ = 24323466240. Its totient is φ = 16125846240.

The previous prime is 20213400023. The next prime is 20213400041. The reversal of 20213400035 is 53000431202.

It is a happy number.

It is not a de Polignac number, because 20213400035 - 2¹⁸ = 20213137891 is a prime.

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, 6711680 + ... + 6714690.

It is an arithmetic number, because the mean of its divisors is an integer number (1520216640).

Almost surely, 2^20213400035 is an apocalyptic number.

20213400035 is a deficient number, since it is larger than the sum of its proper divisors (4110066205).

20213400035 is a wasteful number, since it uses less digits than its factorization.

20213400035 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6298.

The product of its (nonzero) digits is 720, while the sum is 20.

Adding to 20213400035 its reverse (53000431202), we get a palindrome (73213831237).

The spelling of 20213400035 in words is "twenty billion, two hundred thirteen million, four hundred thousand, thirty-five".