2011430223201 has 32 divisors (see below), whose sum is σ = 3179367383040. Its totient is φ = 1106730628416.

The previous prime is 2011430223091. The next prime is 2011430223211. The reversal of 2011430223201 is 1023220341102.

It is not a de Polignac number, because 2011430223201 - 2¹³ = 2011430215009 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (21).

It is not an unprimeable number, because it can be changed into a prime (2011430223211) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 4276281 + ... + 4723286.

It is an arithmetic number, because the mean of its divisors is an integer number (99355230720).

Almost surely, 2^{2011430223201} is an apocalyptic number.

2011430223201 is a gapful number since it is divisible by the number (21) formed by its first and last digit.

It is an amenable number.

2011430223201 is a deficient number, since it is larger than the sum of its proper divisors (1167937159839).

2011430223201 is a wasteful number, since it uses less digits than its factorization.

2011430223201 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8999973.

The product of its (nonzero) digits is 576, while the sum is 21.

Adding to 2011430223201 its reverse (1023220341102), we get a palindrome (3034650564303).

The spelling of 2011430223201 in words is "two trillion, eleven billion, four hundred thirty million, two hundred twenty-three thousand, two hundred one".