101121100212180 has 48 divisors (see below), whose sum is σ = 283140116703360. Its totient is φ = 26965528046208.

The previous prime is 101121100212179. The next prime is 101121100212263. The reversal of 101121100212180 is 81212001121101.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 14254977 + ... + 20135703.

It is an arithmetic number, because the mean of its divisors is an integer number (5898752431320).

Almost surely, 2^{101121100212180} is an apocalyptic number.

101121100212180 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

101121100212180 is an abundant number, since it is smaller than the sum of its proper divisors (182019016491180).

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

101121100212180 is a wasteful number, since it uses less digits than its factorization.

101121100212180 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6167328 (or 6167326 counting only the distinct ones).

The product of its (nonzero) digits is 64, while the sum is 21.

Adding to 101121100212180 its reverse (81212001121101), we get a palindrome (182333101333281).

The spelling of 101121100212180 in words is "one hundred one trillion, one hundred twenty-one billion, one hundred million, two hundred twelve thousand, one hundred eighty".