10111022201212 has 12 divisors (see below), whose sum is σ = 18735129372960. Its totient is φ = 4758128094656.

The previous prime is 10111022201177. The next prime is 10111022201249. The reversal of 10111022201212 is 21210222011101.

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, 74345751412 + ... + 74345751547.

It is an arithmetic number, because the mean of its divisors is an integer number (1561260781080).

Almost surely, 2^{10111022201212} is an apocalyptic number.

It is an amenable number.

10111022201212 is a deficient number, since it is larger than the sum of its proper divisors (8624107171748).

10111022201212 is a wasteful number, since it uses less digits than its factorization.

10111022201212 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 148691502980 (or 148691502978 counting only the distinct ones).

The product of its (nonzero) digits is 32, while the sum is 16.

Adding to 10111022201212 its reverse (21210222011101), we get a palindrome (31321244212313).

The spelling of 10111022201212 in words is "ten trillion, one hundred eleven billion, twenty-two million, two hundred one thousand, two hundred twelve".