101215226 has 32 divisors (see below), whose sum is σ = 184059648. Its totient is φ = 40803840.

The previous prime is 101215211. The next prime is 101215237. The reversal of 101215226 is 622512101.

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 101215198 and 101215207.

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, 17066 + ... + 22218.

It is an arithmetic number, because the mean of its divisors is an integer number (5751864).

Almost surely, 2^101215226 is an apocalyptic number.

101215226 is a deficient number, since it is larger than the sum of its proper divisors (82844422).

101215226 is a wasteful number, since it uses less digits than its factorization.

101215226 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5246.

The product of its (nonzero) digits is 240, while the sum is 20.

The square root of 101215226 is about 10060.5778164080. The cubic root of 101215226 is about 466.0315113126.

Adding to 101215226 its reverse (622512101), we get a palindrome (723727327).

The spelling of 101215226 in words is "one hundred one million, two hundred fifteen thousand, two hundred twenty-six".