101020214 has 4 divisors (see below), whose sum is σ = 151530324. Its totient is φ = 50510106.

The previous prime is 101020189. The next prime is 101020217. The reversal of 101020214 is 412020101.

It is a semiprime because it is the product of two primes.

It is a junction number, because it is equal to n+sod(n) for n = 101020195 and 101020204.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (101020217) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 25255052 + ... + 25255055.

It is an arithmetic number, because the mean of its divisors is an integer number (37882581).

Almost surely, 2^101020214 is an apocalyptic number.

101020214 is a deficient number, since it is larger than the sum of its proper divisors (50510110).

101020214 is an equidigital number, since it uses as much as digits as its factorization.

101020214 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 50510109.

The product of its (nonzero) digits is 16, while the sum is 11.

The square root of 101020214 is about 10050.8812548950. The cubic root of 101020214 is about 465.7320169555.

Adding to 101020214 its reverse (412020101), we get a palindrome (513040315).

The spelling of 101020214 in words is "one hundred one million, twenty thousand, two hundred fourteen".