101421020142234 has 64 divisors (see below), whose sum is σ = 243724096049280. Its totient is φ = 31076980266240.

The previous prime is 101421020142227. The next prime is 101421020142259. The reversal of 101421020142234 is 432241020124101.

101421020142234 is a `hidden beast` number, since 1 + 0 + 1 + 4 + 2 + 1 + 0 + 201 + 422 + 34 = 666.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is a junction number, because it is equal to n+sod(n) for n = 101421020142198 and 101421020142207.

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, 299570212 + ... + 299908575.

It is an arithmetic number, because the mean of its divisors is an integer number (3808189000770).

Almost surely, 2^{101421020142234} is an apocalyptic number.

101421020142234 is an abundant number, since it is smaller than the sum of its proper divisors (142303075907046).

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

101421020142234 is a wasteful number, since it uses less digits than its factorization.

101421020142234 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 599479052 (or 599479046 counting only the distinct ones).

The product of its (nonzero) digits is 3072, while the sum is 27.

Adding to 101421020142234 its reverse (432241020124101), we get a palindrome (533662040266335).

The spelling of 101421020142234 in words is "one hundred one trillion, four hundred twenty-one billion, twenty million, one hundred forty-two thousand, two hundred thirty-four".