102100121001222 has 64 divisors (see below), whose sum is σ = 216643347062784. Its totient is φ = 32029449678720.

The previous prime is 102100121001217. The next prime is 102100121001233. The reversal of 102100121001222 is 222100121001201.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 35822613 + ... + 38567600.

It is an arithmetic number, because the mean of its divisors is an integer number (3385052297856).

Almost surely, 2^{102100121001222} is an apocalyptic number.

102100121001222 is an abundant number, since it is smaller than the sum of its proper divisors (114543226061562).

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

102100121001222 is a wasteful number, since it uses less digits than its factorization.

102100121001222 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 74390453.

The product of its (nonzero) digits is 32, while the sum is 15.

Adding to 102100121001222 its reverse (222100121001201), we get a palindrome (324200242002423).

The spelling of 102100121001222 in words is "one hundred two trillion, one hundred billion, one hundred twenty-one million, one thousand, two hundred twenty-two".