20011001211034 has 16 divisors (see below), whose sum is σ = 30081230807040. Its totient is φ = 9983931802480.

The previous prime is 20011001211017. The next prime is 20011001211059. The reversal of 20011001211034 is 43011210011002.

It is a junction number, because it is equal to n+sod(n) for n = 20011001210999 and 20011001211017.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 3446247 + ... + 7204069.

It is an arithmetic number, because the mean of its divisors is an integer number (1880076925440).

Almost surely, 2^{20011001211034} is an apocalyptic number.

20011001211034 is a deficient number, since it is larger than the sum of its proper divisors (10070229596006).

20011001211034 is a wasteful number, since it uses less digits than its factorization.

20011001211034 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3763565.

The product of its (nonzero) digits is 48, while the sum is 16.

Adding to 20011001211034 its reverse (43011210011002), we get a palindrome (63022211222036).

The spelling of 20011001211034 in words is "twenty trillion, eleven billion, one million, two hundred eleven thousand, thirty-four".