211201100001010 has 128 divisors (see below), whose sum is σ = 452970108334080. Its totient is φ = 69375436416000.

The previous prime is 211201100000983. The next prime is 211201100001083. The reversal of 211201100001010 is 10100001102112.

It is a Harshad number since it is a multiple of its sum of digits (10).

It is an unprimeable number.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 2610055072 + ... + 2610135988.

It is an arithmetic number, because the mean of its divisors is an integer number (3538828971360).

Almost surely, 2^{211201100001010} is an apocalyptic number.

211201100001010 is an abundant number, since it is smaller than the sum of its proper divisors (241769008333070).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

211201100001010 is a wasteful number, since it uses less digits than its factorization.

211201100001010 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 92972.

The product of its (nonzero) digits is 4, while the sum is 10.

Adding to 211201100001010 its reverse (10100001102112), we get a palindrome (221301101103122).

The spelling of 211201100001010 in words is "two hundred eleven trillion, two hundred one billion, one hundred million, one thousand, ten".