101545742251274 has 32 divisors (see below), whose sum is σ = 152982922752000. Its totient is φ = 50552025375024.

The previous prime is 101545742251267. The next prime is 101545742251277. The reversal of 101545742251274 is 472152247545101.

It is a happy number.

It is a super-2 number, since 2×101545742251274² (a number of 29 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (101545742251277) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 822151007 + ... + 822274509.

It is an arithmetic number, because the mean of its divisors is an integer number (4780716336000).

Almost surely, 2^{101545742251274} is an apocalyptic number.

101545742251274 is a deficient number, since it is larger than the sum of its proper divisors (51437180500726).

101545742251274 is a wasteful number, since it uses less digits than its factorization.

101545742251274 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 125882.

The product of its (nonzero) digits is 3136000, while the sum is 50.

Adding to 101545742251274 its reverse (472152247545101), we get a palindrome (573697989796375).

The spelling of 101545742251274 in words is "one hundred one trillion, five hundred forty-five billion, seven hundred forty-two million, two hundred fifty-one thousand, two hundred seventy-four".