101220011192 has 16 divisors (see below), whose sum is σ = 189790898040. Its totient is φ = 50609105056.

The previous prime is 101220011147. The next prime is 101220011237. The reversal of 101220011192 is 291110022101.

It is an interprime number because it is at equal distance from previous prime (101220011147) and next prime (101220011237).

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 807158 + ... + 924090.

Almost surely, 2^101220011192 is an apocalyptic number.

It is an amenable number.

101220011192 is a deficient number, since it is larger than the sum of its proper divisors (88570886848).

101220011192 is a wasteful number, since it uses less digits than its factorization.

101220011192 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 225142 (or 225138 counting only the distinct ones).

The product of its (nonzero) digits is 72, while the sum is 20.

Adding to 101220011192 its reverse (291110022101), we get a palindrome (392330033293).

The spelling of 101220011192 in words is "one hundred one billion, two hundred twenty million, eleven thousand, one hundred ninety-two".