102220635354 has 16 divisors (see below), whose sum is σ = 209195719392. Its totient is φ = 33281137008.

The previous prime is 102220635353. The next prime is 102220635383. The reversal of 102220635354 is 453536022201.

It is a happy number.

It is not an unprimeable number, because it can be changed into a prime (102220635353) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 198101749 + ... + 198102264.

It is an arithmetic number, because the mean of its divisors is an integer number (13074732462).

Almost surely, 2^102220635354 is an apocalyptic number.

102220635354 is an abundant number, since it is smaller than the sum of its proper divisors (106975084038).

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

102220635354 is a wasteful number, since it uses less digits than its factorization.

102220635354 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 396204061.

The product of its (nonzero) digits is 43200, while the sum is 33.

Adding to 102220635354 its reverse (453536022201), we get a palindrome (555756657555).

The spelling of 102220635354 in words is "one hundred two billion, two hundred twenty million, six hundred thirty-five thousand, three hundred fifty-four".