101420814 has 16 divisors (see below), whose sum is σ = 221281920. Its totient is φ = 30733560.

The previous prime is 101420797. The next prime is 101420819. The reversal of 101420814 is 418024101.

It is a happy number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (101420819) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 768274 + ... + 768405.

It is an arithmetic number, because the mean of its divisors is an integer number (13830120).

Almost surely, 2^101420814 is an apocalyptic number.

101420814 is an abundant number, since it is smaller than the sum of its proper divisors (119861106).

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

101420814 is a wasteful number, since it uses less digits than its factorization.

101420814 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1536695.

The product of its (nonzero) digits is 256, while the sum is 21.

The square root of 101420814 is about 10070.7901378194. The cubic root of 101420814 is about 466.3468317549.

Adding to 101420814 its reverse (418024101), we get a palindrome (519444915).

The spelling of 101420814 in words is "one hundred one million, four hundred twenty thousand, eight hundred fourteen".