102134222 has 4 divisors (see below), whose sum is σ = 153201336. Its totient is φ = 51067110.

The previous prime is 102134213. The next prime is 102134231. The reversal of 102134222 is 222431201.

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

It is an interprime number because it is at equal distance from previous prime (102134213) and next prime (102134231).

It is a self number, because there is not a number n which added to its sum of digits gives 102134222.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 25533554 + ... + 25533557.

It is an arithmetic number, because the mean of its divisors is an integer number (38300334).

Almost surely, 2^102134222 is an apocalyptic number.

102134222 is a deficient number, since it is larger than the sum of its proper divisors (51067114).

102134222 is an equidigital number, since it uses as much as digits as its factorization.

102134222 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 51067113.

The product of its (nonzero) digits is 192, while the sum is 17.

The square root of 102134222 is about 10106.1477329396. The cubic root of 102134222 is about 467.4377272235.

Adding to 102134222 its reverse (222431201), we get a palindrome (324565423).

The spelling of 102134222 in words is "one hundred two million, one hundred thirty-four thousand, two hundred twenty-two".