102012212294 has 16 divisors (see below), whose sum is σ = 163068553728. Its totient is φ = 47750396232.

The previous prime is 102012212293. The next prime is 102012212339. The reversal of 102012212294 is 492212210201.

It is a super-2 number, since 2×102012212294² (a number of 23 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (102012212293) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 23589932 + ... + 23594255.

It is an arithmetic number, because the mean of its divisors is an integer number (10191784608).

Almost surely, 2^102012212294 is an apocalyptic number.

102012212294 is a deficient number, since it is larger than the sum of its proper divisors (61056341434).

102012212294 is a wasteful number, since it uses less digits than its factorization.

102012212294 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 47184259.

The product of its (nonzero) digits is 1152, while the sum is 26.

Adding to 102012212294 its reverse (492212210201), we get a palindrome (594224422495).

The spelling of 102012212294 in words is "one hundred two billion, twelve million, two hundred twelve thousand, two hundred ninety-four".