200221211121010 has 16 divisors (see below), whose sum is σ = 366306346904472. Its totient is φ = 78775558473600.

The previous prime is 200221211120999. The next prime is 200221211121037. The reversal of 200221211121010 is 10121112122002.

It can be written as a sum of positive squares in 4 ways, for example, as 81521558887041 + 118699652233969 = 9028929^2 + 10894937^2 .

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, 164115746211 + ... + 164115747430.

Almost surely, 2^{200221211121010} is an apocalyptic number.

200221211121010 is a deficient number, since it is larger than the sum of its proper divisors (166085135783462).

200221211121010 is a wasteful number, since it uses less digits than its factorization.

200221211121010 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 328231493709.

The product of its (nonzero) digits is 32, while the sum is 16.

Adding to 200221211121010 its reverse (10121112122002), we get a palindrome (210342323243012).

The spelling of 200221211121010 in words is "two hundred trillion, two hundred twenty-one billion, two hundred eleven million, one hundred twenty-one thousand, ten".