101201022 has 32 divisors (see below), whose sum is σ = 242192160. Its totient is φ = 31138560.

The previous prime is 101201003. The next prime is 101201041. The reversal of 101201022 is 220102101.

It is an interprime number because it is at equal distance from previous prime (101201003) and next prime (101201041).

It is a Harshad number since it is a multiple of its sum of digits (9).

It is a junction number, because it is equal to n+sod(n) for n = 101200995 and 101201013.

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, 71379 + ... + 72782.

It is an arithmetic number, because the mean of its divisors is an integer number (7568505).

Almost surely, 2^101201022 is an apocalyptic number.

101201022 is an abundant number, since it is smaller than the sum of its proper divisors (140991138).

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

101201022 is a wasteful number, since it uses less digits than its factorization.

101201022 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 144185 (or 144179 counting only the distinct ones).

The product of its (nonzero) digits is 8, while the sum is 9.

The square root of 101201022 is about 10059.8718679713. The cubic root of 101201022 is about 466.0097101748.

Adding to 101201022 its reverse (220102101), we get a palindrome (321303123).

The spelling of 101201022 in words is "one hundred one million, two hundred one thousand, twenty-two".