101211404398 has 16 divisors (see below), whose sum is σ = 165798099936. Its totient is φ = 46055026080.

The previous prime is 101211404387. The next prime is 101211404419. The reversal of 101211404398 is 893404112101.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 27411861 + ... + 27415552.

It is an arithmetic number, because the mean of its divisors is an integer number (10362381246).

Almost surely, 2^101211404398 is an apocalyptic number.

101211404398 is a deficient number, since it is larger than the sum of its proper divisors (64586695538).

101211404398 is a wasteful number, since it uses less digits than its factorization.

101211404398 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 54827499.

The product of its (nonzero) digits is 6912, while the sum is 34.

Adding to 101211404398 its reverse (893404112101), we get a palindrome (994615516499).

The spelling of 101211404398 in words is "one hundred one billion, two hundred eleven million, four hundred four thousand, three hundred ninety-eight".