101398222 has 8 divisors (see below), whose sum is σ = 154967256. Its totient is φ = 49742472.

The previous prime is 101398211. The next prime is 101398259. The reversal of 101398222 is 222893101.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a super-2 number, since 2×101398222² = 20563198849522568, which contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 478188 + ... + 478399.

It is an arithmetic number, because the mean of its divisors is an integer number (19370907).

Almost surely, 2^101398222 is an apocalyptic number.

101398222 is a deficient number, since it is larger than the sum of its proper divisors (53569034).

101398222 is an equidigital number, since it uses as much as digits as its factorization.

101398222 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 956642.

The product of its (nonzero) digits is 1728, while the sum is 28.

The square root of 101398222 is about 10069.6684155934. The cubic root of 101398222 is about 466.3122021439.

It can be divided in two parts, 1013 and 98222, that added together give a triangular number (99235 = T₄₄₅).

The spelling of 101398222 in words is "one hundred one million, three hundred ninety-eight thousand, two hundred twenty-two".