10101421401212 has 12 divisors (see below), whose sum is σ = 17680470029040. Its totient is φ = 5049858535776.

The previous prime is 10101421401193. The next prime is 10101421401301. The reversal of 10101421401212 is 21210412410101.

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, 213014537 + ... + 213061952.

It is an arithmetic number, because the mean of its divisors is an integer number (1473372502420).

Almost surely, 2^{10101421401212} is an apocalyptic number.

It is an amenable number.

10101421401212 is a deficient number, since it is larger than the sum of its proper divisors (7579048627828).

10101421401212 is a wasteful number, since it uses less digits than its factorization.

10101421401212 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 426082420 (or 426082418 counting only the distinct ones).

The product of its (nonzero) digits is 128, while the sum is 20.

Adding to 10101421401212 its reverse (21210412410101), we get a palindrome (31311833811313).

The spelling of 10101421401212 in words is "ten trillion, one hundred one billion, four hundred twenty-one million, four hundred one thousand, two hundred twelve".