102202122 has 16 divisors (see below), whose sum is σ = 222986592. Its totient is φ = 30970320.

The previous prime is 102202091. The next prime is 102202123. The reversal of 102202122 is 221202201.

It is a junction number, because it is equal to n+sod(n) for n = 102202098 and 102202107.

It is not an unprimeable number, because it can be changed into a prime (102202123) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 774193 + ... + 774324.

It is an arithmetic number, because the mean of its divisors is an integer number (13936662).

Almost surely, 2^102202122 is an apocalyptic number.

102202122 is an abundant number, since it is smaller than the sum of its proper divisors (120784470).

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

102202122 is a wasteful number, since it uses less digits than its factorization.

102202122 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1548533.

The product of its (nonzero) digits is 32, while the sum is 12.

The square root of 102202122 is about 10109.5065161461. The cubic root of 102202122 is about 467.5412902610.

Adding to 102202122 its reverse (221202201), we get a palindrome (323404323).

The spelling of 102202122 in words is "one hundred two million, two hundred two thousand, one hundred twenty-two".