201220115520414 has 16 divisors (see below), whose sum is σ = 402453700398720. Its totient is φ = 67071126947160.

The previous prime is 201220115520407. The next prime is 201220115520427. The reversal of 201220115520414 is 414025511022102.

201220115520414 is digitally balanced in base 2 and base 4, because in such bases it contains all the possibile digits an equal number of times.

It is a congruent number.

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, 561029032 + ... + 561387579.

It is an arithmetic number, because the mean of its divisors is an integer number (25153356274920).

Almost surely, 2^{201220115520414} is an apocalyptic number.

201220115520414 is an abundant number, since it is smaller than the sum of its proper divisors (201233584878306).

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

201220115520414 is a wasteful number, since it uses less digits than its factorization.

201220115520414 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1122446495.

The product of its (nonzero) digits is 6400, while the sum is 30.

Adding to 201220115520414 its reverse (414025511022102), we get a palindrome (615245626542516).

The spelling of 201220115520414 in words is "two hundred one trillion, two hundred twenty billion, one hundred fifteen million, five hundred twenty thousand, four hundred fourteen".