101420442012340 has 48 divisors (see below), whose sum is σ = 232362805691520. Its totient is φ = 36877336433280.

The previous prime is 101420442012269. The next prime is 101420442012341. The reversal of 101420442012340 is 43210244024101.

It is a super-2 number, since 2×101420442012340² (a number of 29 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 101420442012299 and 101420442012308.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (101420442012341) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 14771475 + ... + 20519194.

It is an arithmetic number, because the mean of its divisors is an integer number (4840891785240).

Almost surely, 2^{101420442012340} is an apocalyptic number.

101420442012340 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

101420442012340 is an abundant number, since it is smaller than the sum of its proper divisors (130942363679180).

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

101420442012340 is a wasteful number, since it uses less digits than its factorization.

101420442012340 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 35303752 (or 35303750 counting only the distinct ones).

The product of its (nonzero) digits is 6144, while the sum is 28.

Adding to 101420442012340 its reverse (43210244024101), we get a palindrome (144630686036441).

The spelling of 101420442012340 in words is "one hundred one trillion, four hundred twenty billion, four hundred forty-two million, twelve thousand, three hundred forty".