102011141421120 has 168 divisors, whose sum is σ = 327834643548096. Its totient is φ = 26875222664192.

The previous prime is 102011141421109. The next prime is 102011141421127. The reversal of 102011141421120 is 21124141110201.

It is not an unprimeable number, because it can be changed into a prime (102011141421127) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 1098972 + ... + 14325851.

Almost surely, 2^{102011141421120} is an apocalyptic number.

102011141421120 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 102011141421120, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (163917321774048).

102011141421120 is an abundant number, since it is smaller than the sum of its proper divisors (225823502126976).

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

102011141421120 is an equidigital number, since it uses as much as digits as its factorization.

102011141421120 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 15425009 (or 15424916 counting only the distinct ones).

The product of its (nonzero) digits is 128, while the sum is 21.

Adding to 102011141421120 its reverse (21124141110201), we get a palindrome (123135282531321).

The spelling of 102011141421120 in words is "one hundred two trillion, eleven billion, one hundred forty-one million, four hundred twenty-one thousand, one hundred twenty".